Home / 79,545.20-109,772.81-46,841.04

Finding the Fourth Proportional to 79,545.20, 109,772.81 and 46,841.04

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Solution

The fourth proportional to 79,545.20, 109,772.81 and 46,841.04 is: 64,640.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,545.20 : 109,772.81 = 46,841.04 : x
  2. Step 2: Convert to fraction form
    79,545.20/109,772.81 = 46,841.04/x
  3. Step 3: Cross multiply
    79,545.20x = 109,772.81 × 46,841.04
  4. Step 4: Simplify right side
    79,545.20x = 5,141,872,152.36
  5. Step 5: Solve for x
    x = 5,141,872,152.36/79,545.20
  6. Step 6: Final answer
    x = 64,640.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.