Home / 86,248.20-129,104.73-46,707.24

Finding the Fourth Proportional to 86,248.20, 129,104.73 and 46,707.24

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Solution

The fourth proportional to 86,248.20, 129,104.73 and 46,707.24 is: 69,915.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,248.20 : 129,104.73 = 46,707.24 : x
  2. Step 2: Convert to fraction form
    86,248.20/129,104.73 = 46,707.24/x
  3. Step 3: Cross multiply
    86,248.20x = 129,104.73 × 46,707.24
  4. Step 4: Simplify right side
    86,248.20x = 6,030,125,609.25
  5. Step 5: Solve for x
    x = 6,030,125,609.25/86,248.20
  6. Step 6: Final answer
    x = 69,915.96

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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.