Home / 97,119.70-134,025.15-56,841.13

Finding the Fourth Proportional to 97,119.70, 134,025.15 and 56,841.13

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Solution

The fourth proportional to 97,119.70, 134,025.15 and 56,841.13 is: 78,440.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,119.70 : 134,025.15 = 56,841.13 : x
  2. Step 2: Convert to fraction form
    97,119.70/134,025.15 = 56,841.13/x
  3. Step 3: Cross multiply
    97,119.70x = 134,025.15 × 56,841.13
  4. Step 4: Simplify right side
    97,119.70x = 7,618,140,974.42
  5. Step 5: Solve for x
    x = 7,618,140,974.42/97,119.70
  6. Step 6: Final answer
    x = 78,440.74

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1.5x scale

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.