Home / 52,646.74-72,469.43-45,920.66

Finding the Fourth Proportional to 52,646.74, 72,469.43 and 45,920.66

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Solution

The fourth proportional to 52,646.74, 72,469.43 and 45,920.66 is: 63,210.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,646.74 : 72,469.43 = 45,920.66 : x
  2. Step 2: Convert to fraction form
    52,646.74/72,469.43 = 45,920.66/x
  3. Step 3: Cross multiply
    52,646.74x = 72,469.43 × 45,920.66
  4. Step 4: Simplify right side
    52,646.74x = 3,327,843,463.47
  5. Step 5: Solve for x
    x = 3,327,843,463.47/52,646.74
  6. Step 6: Final answer
    x = 63,210.82

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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.