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Finding the Fourth Proportional to 60,126.32, 90,210.95 and 26,843.42

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Solution

The fourth proportional to 60,126.32, 90,210.95 and 26,843.42 is: 40,274.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,126.32 : 90,210.95 = 26,843.42 : x
  2. Step 2: Convert to fraction form
    60,126.32/90,210.95 = 26,843.42/x
  3. Step 3: Cross multiply
    60,126.32x = 90,210.95 × 26,843.42
  4. Step 4: Simplify right side
    60,126.32x = 2,421,570,419.45
  5. Step 5: Solve for x
    x = 2,421,570,419.45/60,126.32
  6. Step 6: Final answer
    x = 40,274.72

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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.