Home / 134,703.50-185,887.28-74,273.14

Finding the Fourth Proportional to 134,703.50, 185,887.28 and 74,273.14

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Solution

The fourth proportional to 134,703.50, 185,887.28 and 74,273.14 is: 102,494.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,703.50 : 185,887.28 = 74,273.14 : x
  2. Step 2: Convert to fraction form
    134,703.50/185,887.28 = 74,273.14/x
  3. Step 3: Cross multiply
    134,703.50x = 185,887.28 × 74,273.14
  4. Step 4: Simplify right side
    134,703.50x = 13,806,430,670.86
  5. Step 5: Solve for x
    x = 13,806,430,670.86/134,703.50
  6. Step 6: Final answer
    x = 102,494.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.