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Finding the Fourth Proportional to 58,711, 88,048.02 and 19,258.94

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Solution

The fourth proportional to 58,711, 88,048.02 and 19,258.94 is: 28,882.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,711 : 88,048.02 = 19,258.94 : x
  2. Step 2: Convert to fraction form
    58,711/88,048.02 = 19,258.94/x
  3. Step 3: Cross multiply
    58,711x = 88,048.02 × 19,258.94
  4. Step 4: Simplify right side
    58,711x = 1,695,711,534.30
  5. Step 5: Solve for x
    x = 1,695,711,534.30/58,711
  6. Step 6: Final answer
    x = 28,882.35

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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.