Home / 144,132.84-216,204.12-38,952.72

Finding the Fourth Proportional to 144,132.84, 216,204.12 and 38,952.72

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Solution

The fourth proportional to 144,132.84, 216,204.12 and 38,952.72 is: 58,430.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,132.84 : 216,204.12 = 38,952.72 : x
  2. Step 2: Convert to fraction form
    144,132.84/216,204.12 = 38,952.72/x
  3. Step 3: Cross multiply
    144,132.84x = 216,204.12 × 38,952.72
  4. Step 4: Simplify right side
    144,132.84x = 8,421,738,549.21
  5. Step 5: Solve for x
    x = 8,421,738,549.21/144,132.84
  6. Step 6: Final answer
    x = 58,430.39

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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.