Home / 130,296.59-195,190.36-89,762.95

Finding the Fourth Proportional to 130,296.59, 195,190.36 and 89,762.95

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Solution

The fourth proportional to 130,296.59, 195,190.36 and 89,762.95 is: 134,469.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,296.59 : 195,190.36 = 89,762.95 : x
  2. Step 2: Convert to fraction form
    130,296.59/195,190.36 = 89,762.95/x
  3. Step 3: Cross multiply
    130,296.59x = 195,190.36 × 89,762.95
  4. Step 4: Simplify right side
    130,296.59x = 17,520,862,525.16
  5. Step 5: Solve for x
    x = 17,520,862,525.16/130,296.59
  6. Step 6: Final answer
    x = 134,469.08

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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.