Home / 60,275.95-90,236.56-40,235.74

Finding the Fourth Proportional to 60,275.95, 90,236.56 and 40,235.74

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Solution

The fourth proportional to 60,275.95, 90,236.56 and 40,235.74 is: 60,235.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,275.95 : 90,236.56 = 40,235.74 : x
  2. Step 2: Convert to fraction form
    60,275.95/90,236.56 = 40,235.74/x
  3. Step 3: Cross multiply
    60,275.95x = 90,236.56 × 40,235.74
  4. Step 4: Simplify right side
    60,275.95x = 3,630,734,315.47
  5. Step 5: Solve for x
    x = 3,630,734,315.47/60,275.95
  6. Step 6: Final answer
    x = 60,235.21

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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.