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Finding the Fourth Proportional to 73,393.79, 101,246.37 and 43,159.86

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Solution

The fourth proportional to 73,393.79, 101,246.37 and 43,159.86 is: 59,538.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,393.79 : 101,246.37 = 43,159.86 : x
  2. Step 2: Convert to fraction form
    73,393.79/101,246.37 = 43,159.86/x
  3. Step 3: Cross multiply
    73,393.79x = 101,246.37 × 43,159.86
  4. Step 4: Simplify right side
    73,393.79x = 4,369,779,154.71
  5. Step 5: Solve for x
    x = 4,369,779,154.71/73,393.79
  6. Step 6: Final answer
    x = 59,538.82

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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.