Home / 169,600.04-254,455.35-85,316.70

Finding the Fourth Proportional to 169,600.04, 254,455.35 and 85,316.70

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Solution

The fourth proportional to 169,600.04, 254,455.35 and 85,316.70 is: 128,002.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,600.04 : 254,455.35 = 85,316.70 : x
  2. Step 2: Convert to fraction form
    169,600.04/254,455.35 = 85,316.70/x
  3. Step 3: Cross multiply
    169,600.04x = 254,455.35 × 85,316.70
  4. Step 4: Simplify right side
    169,600.04x = 21,709,291,393.61
  5. Step 5: Solve for x
    x = 21,709,291,393.61/169,600.04
  6. Step 6: Final answer
    x = 128,002.87

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1.5x scale

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.