Home / 194,866.56-292,280.76-132,090

Finding the Fourth Proportional to 194,866.56, 292,280.76 and 132,090

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Solution

The fourth proportional to 194,866.56, 292,280.76 and 132,090 is: 198,122.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,866.56 : 292,280.76 = 132,090 : x
  2. Step 2: Convert to fraction form
    194,866.56/292,280.76 = 132,090/x
  3. Step 3: Cross multiply
    194,866.56x = 292,280.76 × 132,090
  4. Step 4: Simplify right side
    194,866.56x = 38,607,365,588.40
  5. Step 5: Solve for x
    x = 38,607,365,588.40/194,866.56
  6. Step 6: Final answer
    x = 198,122.07

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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.