Home / 109,378.13-150,941.91-59,077.13

Finding the Fourth Proportional to 109,378.13, 150,941.91 and 59,077.13

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Solution

The fourth proportional to 109,378.13, 150,941.91 and 59,077.13 is: 81,526.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,378.13 : 150,941.91 = 59,077.13 : x
  2. Step 2: Convert to fraction form
    109,378.13/150,941.91 = 59,077.13/x
  3. Step 3: Cross multiply
    109,378.13x = 150,941.91 × 59,077.13
  4. Step 4: Simplify right side
    109,378.13x = 8,917,214,306.35
  5. Step 5: Solve for x
    x = 8,917,214,306.35/109,378.13
  6. Step 6: Final answer
    x = 81,526.49

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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.