Home / 149,937.28-224,794.81-90,758.95

Finding the Fourth Proportional to 149,937.28, 224,794.81 and 90,758.95

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Solution

The fourth proportional to 149,937.28, 224,794.81 and 90,758.95 is: 136,071.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,937.28 : 224,794.81 = 90,758.95 : x
  2. Step 2: Convert to fraction form
    149,937.28/224,794.81 = 90,758.95/x
  3. Step 3: Cross multiply
    149,937.28x = 224,794.81 × 90,758.95
  4. Step 4: Simplify right side
    149,937.28x = 20,402,140,472.51
  5. Step 5: Solve for x
    x = 20,402,140,472.51/149,937.28
  6. Step 6: Final answer
    x = 136,071.17

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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.