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Finding the Fourth Proportional to 94,397.58, 130,269.60 and 51,957

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Solution

The fourth proportional to 94,397.58, 130,269.60 and 51,957 is: 71,701.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,397.58 : 130,269.60 = 51,957 : x
  2. Step 2: Convert to fraction form
    94,397.58/130,269.60 = 51,957/x
  3. Step 3: Cross multiply
    94,397.58x = 130,269.60 × 51,957
  4. Step 4: Simplify right side
    94,397.58x = 6,768,417,607.20
  5. Step 5: Solve for x
    x = 6,768,417,607.20/94,397.58
  6. Step 6: Final answer
    x = 71,701.18

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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.