Home / 157,098.40-235,647.60-94,112.80

Finding the Fourth Proportional to 157,098.40, 235,647.60 and 94,112.80

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Solution

The fourth proportional to 157,098.40, 235,647.60 and 94,112.80 is: 141,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,098.40 : 235,647.60 = 94,112.80 : x
  2. Step 2: Convert to fraction form
    157,098.40/235,647.60 = 94,112.80/x
  3. Step 3: Cross multiply
    157,098.40x = 235,647.60 × 94,112.80
  4. Step 4: Simplify right side
    157,098.40x = 22,177,455,449.28
  5. Step 5: Solve for x
    x = 22,177,455,449.28/157,098.40
  6. Step 6: Final answer
    x = 141,169.20

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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.