Home / 239,724.58-359,747.26-99,483.20

Finding the Fourth Proportional to 239,724.58, 359,747.26 and 99,483.20

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Solution

The fourth proportional to 239,724.58, 359,747.26 and 99,483.20 is: 149,291.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,724.58 : 359,747.26 = 99,483.20 : x
  2. Step 2: Convert to fraction form
    239,724.58/359,747.26 = 99,483.20/x
  3. Step 3: Cross multiply
    239,724.58x = 359,747.26 × 99,483.20
  4. Step 4: Simplify right side
    239,724.58x = 35,788,808,616.03
  5. Step 5: Solve for x
    x = 35,788,808,616.03/239,724.58
  6. Step 6: Final answer
    x = 149,291.36

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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.