Home / 71,407.08-107,277.06-61,442.76

Finding the Fourth Proportional to 71,407.08, 107,277.06 and 61,442.76

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Solution

The fourth proportional to 71,407.08, 107,277.06 and 61,442.76 is: 92,307.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,407.08 : 107,277.06 = 61,442.76 : x
  2. Step 2: Convert to fraction form
    71,407.08/107,277.06 = 61,442.76/x
  3. Step 3: Cross multiply
    71,407.08x = 107,277.06 × 61,442.76
  4. Step 4: Simplify right side
    71,407.08x = 6,591,398,651.09
  5. Step 5: Solve for x
    x = 6,591,398,651.09/71,407.08
  6. Step 6: Final answer
    x = 92,307.35

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1.5x scale

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.