Home / 149,931.04-224,785.79-70,952.80

Finding the Fourth Proportional to 149,931.04, 224,785.79 and 70,952.80

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Solution

The fourth proportional to 149,931.04, 224,785.79 and 70,952.80 is: 106,376.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,931.04 : 224,785.79 = 70,952.80 : x
  2. Step 2: Convert to fraction form
    149,931.04/224,785.79 = 70,952.80/x
  3. Step 3: Cross multiply
    149,931.04x = 224,785.79 × 70,952.80
  4. Step 4: Simplify right side
    149,931.04x = 15,949,181,200.71
  5. Step 5: Solve for x
    x = 15,949,181,200.71/149,931.04
  6. Step 6: Final answer
    x = 106,376.78

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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.