Home / 149,040.30-223,483.65-55,497.90

Finding the Fourth Proportional to 149,040.30, 223,483.65 and 55,497.90

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Solution

The fourth proportional to 149,040.30, 223,483.65 and 55,497.90 is: 83,218.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,040.30 : 223,483.65 = 55,497.90 : x
  2. Step 2: Convert to fraction form
    149,040.30/223,483.65 = 55,497.90/x
  3. Step 3: Cross multiply
    149,040.30x = 223,483.65 × 55,497.90
  4. Step 4: Simplify right side
    149,040.30x = 12,402,873,259.34
  5. Step 5: Solve for x
    x = 12,402,873,259.34/149,040.30
  6. Step 6: Final answer
    x = 83,218.25

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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.