Home / 149,921.02-224,943.84-65,637.78

Finding the Fourth Proportional to 149,921.02, 224,943.84 and 65,637.78

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Solution

The fourth proportional to 149,921.02, 224,943.84 and 65,637.78 is: 98,483.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,921.02 : 224,943.84 = 65,637.78 : x
  2. Step 2: Convert to fraction form
    149,921.02/224,943.84 = 65,637.78/x
  3. Step 3: Cross multiply
    149,921.02x = 224,943.84 × 65,637.78
  4. Step 4: Simplify right side
    149,921.02x = 14,764,812,829.37
  5. Step 5: Solve for x
    x = 14,764,812,829.37/149,921.02
  6. Step 6: Final answer
    x = 98,483.94

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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.