Home / 149,040.60-223,566.30-43,870.20

Finding the Fourth Proportional to 149,040.60, 223,566.30 and 43,870.20

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Solution

The fourth proportional to 149,040.60, 223,566.30 and 43,870.20 is: 65,806.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,040.60 : 223,566.30 = 43,870.20 : x
  2. Step 2: Convert to fraction form
    149,040.60/223,566.30 = 43,870.20/x
  3. Step 3: Cross multiply
    149,040.60x = 223,566.30 × 43,870.20
  4. Step 4: Simplify right side
    149,040.60x = 9,807,898,294.26
  5. Step 5: Solve for x
    x = 9,807,898,294.26/149,040.60
  6. Step 6: Final answer
    x = 65,806.89

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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.