Home / 42,101.52-58,104.36-36,152.88

Finding the Fourth Proportional to 42,101.52, 58,104.36 and 36,152.88

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Solution

The fourth proportional to 42,101.52, 58,104.36 and 36,152.88 is: 49,894.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,101.52 : 58,104.36 = 36,152.88 : x
  2. Step 2: Convert to fraction form
    42,101.52/58,104.36 = 36,152.88/x
  3. Step 3: Cross multiply
    42,101.52x = 58,104.36 × 36,152.88
  4. Step 4: Simplify right side
    42,101.52x = 2,100,639,954.56
  5. Step 5: Solve for x
    x = 2,100,639,954.56/42,101.52
  6. Step 6: Final answer
    x = 49,894.63

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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.