Home / 112,345.42-168,521.58-49,133.02

Finding the Fourth Proportional to 112,345.42, 168,521.58 and 49,133.02

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Solution

The fourth proportional to 112,345.42, 168,521.58 and 49,133.02 is: 73,701.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,345.42 : 168,521.58 = 49,133.02 : x
  2. Step 2: Convert to fraction form
    112,345.42/168,521.58 = 49,133.02/x
  3. Step 3: Cross multiply
    112,345.42x = 168,521.58 × 49,133.02
  4. Step 4: Simplify right side
    112,345.42x = 8,279,974,160.57
  5. Step 5: Solve for x
    x = 8,279,974,160.57/112,345.42
  6. Step 6: Final answer
    x = 73,701.04

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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.