Home / 110,312.89-152,240.11-67,288.52

Finding the Fourth Proportional to 110,312.89, 152,240.11 and 67,288.52

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Solution

The fourth proportional to 110,312.89, 152,240.11 and 67,288.52 is: 92,863.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,312.89 : 152,240.11 = 67,288.52 : x
  2. Step 2: Convert to fraction form
    110,312.89/152,240.11 = 67,288.52/x
  3. Step 3: Cross multiply
    110,312.89x = 152,240.11 × 67,288.52
  4. Step 4: Simplify right side
    110,312.89x = 10,244,011,898.92
  5. Step 5: Solve for x
    x = 10,244,011,898.92/110,312.89
  6. Step 6: Final answer
    x = 92,863.24

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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.