Home / 112,386.94-168,663.60-53,222.74

Finding the Fourth Proportional to 112,386.94, 168,663.60 and 53,222.74

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Solution

The fourth proportional to 112,386.94, 168,663.60 and 53,222.74 is: 79,873.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,386.94 : 168,663.60 = 53,222.74 : x
  2. Step 2: Convert to fraction form
    112,386.94/168,663.60 = 53,222.74/x
  3. Step 3: Cross multiply
    112,386.94x = 168,663.60 × 53,222.74
  4. Step 4: Simplify right side
    112,386.94x = 8,976,738,508.61
  5. Step 5: Solve for x
    x = 8,976,738,508.61/112,386.94
  6. Step 6: Final answer
    x = 79,873.50

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1.5x scale

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.