Home / 130,256.72-195,385.08-47,151.44

Finding the Fourth Proportional to 130,256.72, 195,385.08 and 47,151.44

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Solution

The fourth proportional to 130,256.72, 195,385.08 and 47,151.44 is: 70,727.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,256.72 : 195,385.08 = 47,151.44 : x
  2. Step 2: Convert to fraction form
    130,256.72/195,385.08 = 47,151.44/x
  3. Step 3: Cross multiply
    130,256.72x = 195,385.08 × 47,151.44
  4. Step 4: Simplify right side
    130,256.72x = 9,212,687,876.52
  5. Step 5: Solve for x
    x = 9,212,687,876.52/130,256.72
  6. Step 6: Final answer
    x = 70,727.16

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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.