Home / 130,312.64-195,472.36-35,543.60

Finding the Fourth Proportional to 130,312.64, 195,472.36 and 35,543.60

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Solution

The fourth proportional to 130,312.64, 195,472.36 and 35,543.60 is: 53,316.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,312.64 : 195,472.36 = 35,543.60 : x
  2. Step 2: Convert to fraction form
    130,312.64/195,472.36 = 35,543.60/x
  3. Step 3: Cross multiply
    130,312.64x = 195,472.36 × 35,543.60
  4. Step 4: Simplify right side
    130,312.64x = 6,947,791,374.90
  5. Step 5: Solve for x
    x = 6,947,791,374.90/130,312.64
  6. Step 6: Final answer
    x = 53,316.33

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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.