Home / 90,147.60-135,275.22-48,058.92

Finding the Fourth Proportional to 90,147.60, 135,275.22 and 48,058.92

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Solution

The fourth proportional to 90,147.60, 135,275.22 and 48,058.92 is: 72,117.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,147.60 : 135,275.22 = 48,058.92 : x
  2. Step 2: Convert to fraction form
    90,147.60/135,275.22 = 48,058.92/x
  3. Step 3: Cross multiply
    90,147.60x = 135,275.22 × 48,058.92
  4. Step 4: Simplify right side
    90,147.60x = 6,501,180,975.96
  5. Step 5: Solve for x
    x = 6,501,180,975.96/90,147.60
  6. Step 6: Final answer
    x = 72,117.07

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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.