Home / 149,210.46-223,750.02-79,073.34

Finding the Fourth Proportional to 149,210.46, 223,750.02 and 79,073.34

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Solution

The fourth proportional to 149,210.46, 223,750.02 and 79,073.34 is: 118,575.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,210.46 : 223,750.02 = 79,073.34 : x
  2. Step 2: Convert to fraction form
    149,210.46/223,750.02 = 79,073.34/x
  3. Step 3: Cross multiply
    149,210.46x = 223,750.02 × 79,073.34
  4. Step 4: Simplify right side
    149,210.46x = 17,692,661,406.47
  5. Step 5: Solve for x
    x = 17,692,661,406.47/149,210.46
  6. Step 6: Final answer
    x = 118,575.21

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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.