Home / 73,985.53-110,966.14-31,854.27

Finding the Fourth Proportional to 73,985.53, 110,966.14 and 31,854.27

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Solution

The fourth proportional to 73,985.53, 110,966.14 and 31,854.27 is: 47,776.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,985.53 : 110,966.14 = 31,854.27 : x
  2. Step 2: Convert to fraction form
    73,985.53/110,966.14 = 31,854.27/x
  3. Step 3: Cross multiply
    73,985.53x = 110,966.14 × 31,854.27
  4. Step 4: Simplify right side
    73,985.53x = 3,534,745,384.42
  5. Step 5: Solve for x
    x = 3,534,745,384.42/73,985.53
  6. Step 6: Final answer
    x = 47,776.17

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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.