Home / 155,278.01-214,291.35-94,838.87

Finding the Fourth Proportional to 155,278.01, 214,291.35 and 94,838.87

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Solution

The fourth proportional to 155,278.01, 214,291.35 and 94,838.87 is: 130,882.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,278.01 : 214,291.35 = 94,838.87 : x
  2. Step 2: Convert to fraction form
    155,278.01/214,291.35 = 94,838.87/x
  3. Step 3: Cross multiply
    155,278.01x = 214,291.35 × 94,838.87
  4. Step 4: Simplify right side
    155,278.01x = 20,323,149,484.77
  5. Step 5: Solve for x
    x = 20,323,149,484.77/155,278.01
  6. Step 6: Final answer
    x = 130,882.34

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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.