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Finding the Fourth Proportional to 239,253.60, 358,851.60 and 98,997.60

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Solution

The fourth proportional to 239,253.60, 358,851.60 and 98,997.60 is: 148,484.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,253.60 : 358,851.60 = 98,997.60 : x
  2. Step 2: Convert to fraction form
    239,253.60/358,851.60 = 98,997.60/x
  3. Step 3: Cross multiply
    239,253.60x = 358,851.60 × 98,997.60
  4. Step 4: Simplify right side
    239,253.60x = 35,525,447,156.16
  5. Step 5: Solve for x
    x = 35,525,447,156.16/239,253.60
  6. Step 6: Final answer
    x = 148,484.48

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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.