Home / 130,077.70-195,155.85-61,741.70

Finding the Fourth Proportional to 130,077.70, 195,155.85 and 61,741.70

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Solution

The fourth proportional to 130,077.70, 195,155.85 and 61,741.70 is: 92,631.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,077.70 : 195,155.85 = 61,741.70 : x
  2. Step 2: Convert to fraction form
    130,077.70/195,155.85 = 61,741.70/x
  3. Step 3: Cross multiply
    130,077.70x = 195,155.85 × 61,741.70
  4. Step 4: Simplify right side
    130,077.70x = 12,049,253,943.95
  5. Step 5: Solve for x
    x = 12,049,253,943.95/130,077.70
  6. Step 6: Final answer
    x = 92,631.20

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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.