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Finding the Fourth Proportional to 181,417.90, 272,151.48 and 63,073.93

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Solution

The fourth proportional to 181,417.90, 272,151.48 and 63,073.93 is: 94,619.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,417.90 : 272,151.48 = 63,073.93 : x
  2. Step 2: Convert to fraction form
    181,417.90/272,151.48 = 63,073.93/x
  3. Step 3: Cross multiply
    181,417.90x = 272,151.48 × 63,073.93
  4. Step 4: Simplify right side
    181,417.90x = 17,165,662,038.16
  5. Step 5: Solve for x
    x = 17,165,662,038.16/181,417.90
  6. Step 6: Final answer
    x = 94,619.45

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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.