Home / 121,472.60-181,927.02-117,267.64

Finding the Fourth Proportional to 121,472.60, 181,927.02 and 117,267.64

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Solution

The fourth proportional to 121,472.60, 181,927.02 and 117,267.64 is: 175,629.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,472.60 : 181,927.02 = 117,267.64 : x
  2. Step 2: Convert to fraction form
    121,472.60/181,927.02 = 117,267.64/x
  3. Step 3: Cross multiply
    121,472.60x = 181,927.02 × 117,267.64
  4. Step 4: Simplify right side
    121,472.60x = 21,334,152,287.63
  5. Step 5: Solve for x
    x = 21,334,152,287.63/121,472.60
  6. Step 6: Final answer
    x = 175,629.34

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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.