Home / 108,025.65-149,082.93-60,279.80

Finding the Fourth Proportional to 108,025.65, 149,082.93 and 60,279.80

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Solution

The fourth proportional to 108,025.65, 149,082.93 and 60,279.80 is: 83,190.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,025.65 : 149,082.93 = 60,279.80 : x
  2. Step 2: Convert to fraction form
    108,025.65/149,082.93 = 60,279.80/x
  3. Step 3: Cross multiply
    108,025.65x = 149,082.93 × 60,279.80
  4. Step 4: Simplify right side
    108,025.65x = 8,986,688,458.40
  5. Step 5: Solve for x
    x = 8,986,688,458.40/108,025.65
  6. Step 6: Final answer
    x = 83,190.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.