Home / 130,377.78-195,565.02-41,630.16

Finding the Fourth Proportional to 130,377.78, 195,565.02 and 41,630.16

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Solution

The fourth proportional to 130,377.78, 195,565.02 and 41,630.16 is: 62,444.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,377.78 : 195,565.02 = 41,630.16 : x
  2. Step 2: Convert to fraction form
    130,377.78/195,565.02 = 41,630.16/x
  3. Step 3: Cross multiply
    130,377.78x = 195,565.02 × 41,630.16
  4. Step 4: Simplify right side
    130,377.78x = 8,141,403,073.00
  5. Step 5: Solve for x
    x = 8,141,403,073.00/130,377.78
  6. Step 6: Final answer
    x = 62,444.71

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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.