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Finding the Fourth Proportional to 60,848.30, 91,265.54 and 16,478.51

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Solution

The fourth proportional to 60,848.30, 91,265.54 and 16,478.51 is: 24,715.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,848.30 : 91,265.54 = 16,478.51 : x
  2. Step 2: Convert to fraction form
    60,848.30/91,265.54 = 16,478.51/x
  3. Step 3: Cross multiply
    60,848.30x = 91,265.54 × 16,478.51
  4. Step 4: Simplify right side
    60,848.30x = 1,503,920,259.32
  5. Step 5: Solve for x
    x = 1,503,920,259.32/60,848.30
  6. Step 6: Final answer
    x = 24,715.90

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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.