Home / 63,053.28-86,946.75-56,705.04

Finding the Fourth Proportional to 63,053.28, 86,946.75 and 56,705.04

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Solution

The fourth proportional to 63,053.28, 86,946.75 and 56,705.04 is: 78,192.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,053.28 : 86,946.75 = 56,705.04 : x
  2. Step 2: Convert to fraction form
    63,053.28/86,946.75 = 56,705.04/x
  3. Step 3: Cross multiply
    63,053.28x = 86,946.75 × 56,705.04
  4. Step 4: Simplify right side
    63,053.28x = 4,930,318,936.62
  5. Step 5: Solve for x
    x = 4,930,318,936.62/63,053.28
  6. Step 6: Final answer
    x = 78,192.90

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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.