Home / 110,254.10-152,184.92-87,633.23

Finding the Fourth Proportional to 110,254.10, 152,184.92 and 87,633.23

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Solution

The fourth proportional to 110,254.10, 152,184.92 and 87,633.23 is: 120,961.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,254.10 : 152,184.92 = 87,633.23 : x
  2. Step 2: Convert to fraction form
    110,254.10/152,184.92 = 87,633.23/x
  3. Step 3: Cross multiply
    110,254.10x = 152,184.92 × 87,633.23
  4. Step 4: Simplify right side
    110,254.10x = 13,336,454,897.80
  5. Step 5: Solve for x
    x = 13,336,454,897.80/110,254.10
  6. Step 6: Final answer
    x = 120,961.08

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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.