Home / 86,010.24-118,694.28-48,284.76

Finding the Fourth Proportional to 86,010.24, 118,694.28 and 48,284.76

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Solution

The fourth proportional to 86,010.24, 118,694.28 and 48,284.76 is: 66,633.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,010.24 : 118,694.28 = 48,284.76 : x
  2. Step 2: Convert to fraction form
    86,010.24/118,694.28 = 48,284.76/x
  3. Step 3: Cross multiply
    86,010.24x = 118,694.28 × 48,284.76
  4. Step 4: Simplify right side
    86,010.24x = 5,731,124,823.17
  5. Step 5: Solve for x
    x = 5,731,124,823.17/86,010.24
  6. Step 6: Final answer
    x = 66,633.05

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Double scale
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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.