Home / 60,270.06-90,420.12-42,535.32

Finding the Fourth Proportional to 60,270.06, 90,420.12 and 42,535.32

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Solution

The fourth proportional to 60,270.06, 90,420.12 and 42,535.32 is: 63,813.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,270.06 : 90,420.12 = 42,535.32 : x
  2. Step 2: Convert to fraction form
    60,270.06/90,420.12 = 42,535.32/x
  3. Step 3: Cross multiply
    60,270.06x = 90,420.12 × 42,535.32
  4. Step 4: Simplify right side
    60,270.06x = 3,846,048,738.64
  5. Step 5: Solve for x
    x = 3,846,048,738.64/60,270.06
  6. Step 6: Final answer
    x = 63,813.59

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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.