Home / 104,927.60-157,391.40-84,191.60

Finding the Fourth Proportional to 104,927.60, 157,391.40 and 84,191.60

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Solution

The fourth proportional to 104,927.60, 157,391.40 and 84,191.60 is: 126,287.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,927.60 : 157,391.40 = 84,191.60 : x
  2. Step 2: Convert to fraction form
    104,927.60/157,391.40 = 84,191.60/x
  3. Step 3: Cross multiply
    104,927.60x = 157,391.40 × 84,191.60
  4. Step 4: Simplify right side
    104,927.60x = 13,251,033,792.24
  5. Step 5: Solve for x
    x = 13,251,033,792.24/104,927.60
  6. Step 6: Final answer
    x = 126,287.40

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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.