Home / 86,825.28-130,248.45-24,495.78

Finding the Fourth Proportional to 86,825.28, 130,248.45 and 24,495.78

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Solution

The fourth proportional to 86,825.28, 130,248.45 and 24,495.78 is: 36,746.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,825.28 : 130,248.45 = 24,495.78 : x
  2. Step 2: Convert to fraction form
    86,825.28/130,248.45 = 24,495.78/x
  3. Step 3: Cross multiply
    86,825.28x = 130,248.45 × 24,495.78
  4. Step 4: Simplify right side
    86,825.28x = 3,190,537,376.54
  5. Step 5: Solve for x
    x = 3,190,537,376.54/86,825.28
  6. Step 6: Final answer
    x = 36,746.64

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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.