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Finding the Fourth Proportional to 70,447.52, 97,248.84 and 44,987.24

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Solution

The fourth proportional to 70,447.52, 97,248.84 and 44,987.24 is: 62,102.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,447.52 : 97,248.84 = 44,987.24 : x
  2. Step 2: Convert to fraction form
    70,447.52/97,248.84 = 44,987.24/x
  3. Step 3: Cross multiply
    70,447.52x = 97,248.84 × 44,987.24
  4. Step 4: Simplify right side
    70,447.52x = 4,374,956,904.80
  5. Step 5: Solve for x
    x = 4,374,956,904.80/70,447.52
  6. Step 6: Final answer
    x = 62,102.36

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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.