Home / 148,192.46-204,505.02-80,210.59

Finding the Fourth Proportional to 148,192.46, 204,505.02 and 80,210.59

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Solution

The fourth proportional to 148,192.46, 204,505.02 and 80,210.59 is: 110,690.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,192.46 : 204,505.02 = 80,210.59 : x
  2. Step 2: Convert to fraction form
    148,192.46/204,505.02 = 80,210.59/x
  3. Step 3: Cross multiply
    148,192.46x = 204,505.02 × 80,210.59
  4. Step 4: Simplify right side
    148,192.46x = 16,403,468,312.16
  5. Step 5: Solve for x
    x = 16,403,468,312.16/148,192.46
  6. Step 6: Final answer
    x = 110,690.30

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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.