Home / 130,320.64-195,496.35-41,543.02

Finding the Fourth Proportional to 130,320.64, 195,496.35 and 41,543.02

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Solution

The fourth proportional to 130,320.64, 195,496.35 and 41,543.02 is: 62,319.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,320.64 : 195,496.35 = 41,543.02 : x
  2. Step 2: Convert to fraction form
    130,320.64/195,496.35 = 41,543.02/x
  3. Step 3: Cross multiply
    130,320.64x = 195,496.35 × 41,543.02
  4. Step 4: Simplify right side
    130,320.64x = 8,121,507,592.78
  5. Step 5: Solve for x
    x = 8,121,507,592.78/130,320.64
  6. Step 6: Final answer
    x = 62,319.43

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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.