Home / 86,767.26-130,151.28-42,397.50

Finding the Fourth Proportional to 86,767.26, 130,151.28 and 42,397.50

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Solution

The fourth proportional to 86,767.26, 130,151.28 and 42,397.50 is: 63,596.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,767.26 : 130,151.28 = 42,397.50 : x
  2. Step 2: Convert to fraction form
    86,767.26/130,151.28 = 42,397.50/x
  3. Step 3: Cross multiply
    86,767.26x = 130,151.28 × 42,397.50
  4. Step 4: Simplify right side
    86,767.26x = 5,518,088,893.80
  5. Step 5: Solve for x
    x = 5,518,088,893.80/86,767.26
  6. Step 6: Final answer
    x = 63,596.44

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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.