Home / 149,061.80-223,592.70-134,316.20

Finding the Fourth Proportional to 149,061.80, 223,592.70 and 134,316.20

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Solution

The fourth proportional to 149,061.80, 223,592.70 and 134,316.20 is: 201,474.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,061.80 : 223,592.70 = 134,316.20 : x
  2. Step 2: Convert to fraction form
    149,061.80/223,592.70 = 134,316.20/x
  3. Step 3: Cross multiply
    149,061.80x = 223,592.70 × 134,316.20
  4. Step 4: Simplify right side
    149,061.80x = 30,032,121,811.74
  5. Step 5: Solve for x
    x = 30,032,121,811.74/149,061.80
  6. Step 6: Final answer
    x = 201,474.30

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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.