Home / 149,172.41-223,765.98-42,572.07

Finding the Fourth Proportional to 149,172.41, 223,765.98 and 42,572.07

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Solution

The fourth proportional to 149,172.41, 223,765.98 and 42,572.07 is: 63,860.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,172.41 : 223,765.98 = 42,572.07 : x
  2. Step 2: Convert to fraction form
    149,172.41/223,765.98 = 42,572.07/x
  3. Step 3: Cross multiply
    149,172.41x = 223,765.98 × 42,572.07
  4. Step 4: Simplify right side
    149,172.41x = 9,526,180,964.18
  5. Step 5: Solve for x
    x = 9,526,180,964.18/149,172.41
  6. Step 6: Final answer
    x = 63,860.21

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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.