Home / 136,025.82-187,714.28-75,595.25

Finding the Fourth Proportional to 136,025.82, 187,714.28 and 75,595.25

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Solution

The fourth proportional to 136,025.82, 187,714.28 and 75,595.25 is: 104,320.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,025.82 : 187,714.28 = 75,595.25 : x
  2. Step 2: Convert to fraction form
    136,025.82/187,714.28 = 75,595.25/x
  3. Step 3: Cross multiply
    136,025.82x = 187,714.28 × 75,595.25
  4. Step 4: Simplify right side
    136,025.82x = 14,190,307,925.17
  5. Step 5: Solve for x
    x = 14,190,307,925.17/136,025.82
  6. Step 6: Final answer
    x = 104,320.69

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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.