Home / 112,332,855.60-168,373,312.20-57,724,340.40

Finding the Fourth Proportional to 112,332,855.60, 168,373,312.20 and 57,724,340.40

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Solution

The fourth proportional to 112,332,855.60, 168,373,312.20 and 57,724,340.40 is: 86,521,777.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,332,855.60 : 168,373,312.20 = 57,724,340.40 : x
  2. Step 2: Convert to fraction form
    112,332,855.60/168,373,312.20 = 57,724,340.40/x
  3. Step 3: Cross multiply
    112,332,855.60x = 168,373,312.20 × 57,724,340.40
  4. Step 4: Simplify right side
    112,332,855.60x = 9,719,238,387,708,272
  5. Step 5: Solve for x
    x = 9,719,238,387,708,272/112,332,855.60
  6. Step 6: Final answer
    x = 86,521,777.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.