Home / 144,082.80-216,111.24-102,142.62

Finding the Fourth Proportional to 144,082.80, 216,111.24 and 102,142.62

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Solution

The fourth proportional to 144,082.80, 216,111.24 and 102,142.62 is: 153,204.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,082.80 : 216,111.24 = 102,142.62 : x
  2. Step 2: Convert to fraction form
    144,082.80/216,111.24 = 102,142.62/x
  3. Step 3: Cross multiply
    144,082.80x = 216,111.24 × 102,142.62
  4. Step 4: Simplify right side
    144,082.80x = 22,074,168,265.05
  5. Step 5: Solve for x
    x = 22,074,168,265.05/144,082.80
  6. Step 6: Final answer
    x = 153,204.74

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1.5x scale

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.