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Finding the Fourth Proportional to 52,376.58, 77,972.58 and 52,065.27

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Solution

The fourth proportional to 52,376.58, 77,972.58 and 52,065.27 is: 77,509.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,376.58 : 77,972.58 = 52,065.27 : x
  2. Step 2: Convert to fraction form
    52,376.58/77,972.58 = 52,065.27/x
  3. Step 3: Cross multiply
    52,376.58x = 77,972.58 × 52,065.27
  4. Step 4: Simplify right side
    52,376.58x = 4,059,663,430.30
  5. Step 5: Solve for x
    x = 4,059,663,430.30/52,376.58
  6. Step 6: Final answer
    x = 77,509.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.