Home / 149,948.70-224,923.05-39,140.70

Finding the Fourth Proportional to 149,948.70, 224,923.05 and 39,140.70

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Solution

The fourth proportional to 149,948.70, 224,923.05 and 39,140.70 is: 58,711.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,948.70 : 224,923.05 = 39,140.70 : x
  2. Step 2: Convert to fraction form
    149,948.70/224,923.05 = 39,140.70/x
  3. Step 3: Cross multiply
    149,948.70x = 224,923.05 × 39,140.70
  4. Step 4: Simplify right side
    149,948.70x = 8,803,645,623.14
  5. Step 5: Solve for x
    x = 8,803,645,623.14/149,948.70
  6. Step 6: Final answer
    x = 58,711.05

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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.