Home / 110,182.16-152,124.60-84,643.04

Finding the Fourth Proportional to 110,182.16, 152,124.60 and 84,643.04

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Solution

The fourth proportional to 110,182.16, 152,124.60 and 84,643.04 is: 116,863.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,182.16 : 152,124.60 = 84,643.04 : x
  2. Step 2: Convert to fraction form
    110,182.16/152,124.60 = 84,643.04/x
  3. Step 3: Cross multiply
    110,182.16x = 152,124.60 × 84,643.04
  4. Step 4: Simplify right side
    110,182.16x = 12,876,288,602.78
  5. Step 5: Solve for x
    x = 12,876,288,602.78/110,182.16
  6. Step 6: Final answer
    x = 116,863.64

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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.