Home / 144,271.28-216,398.82-39,082.52

Finding the Fourth Proportional to 144,271.28, 216,398.82 and 39,082.52

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Solution

The fourth proportional to 144,271.28, 216,398.82 and 39,082.52 is: 58,621.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,271.28 : 216,398.82 = 39,082.52 : x
  2. Step 2: Convert to fraction form
    144,271.28/216,398.82 = 39,082.52/x
  3. Step 3: Cross multiply
    144,271.28x = 216,398.82 × 39,082.52
  4. Step 4: Simplify right side
    144,271.28x = 8,457,411,210.63
  5. Step 5: Solve for x
    x = 8,457,411,210.63/144,271.28
  6. Step 6: Final answer
    x = 58,621.59

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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.