Home / 239,454.08-359,220-89,745.92

Finding the Fourth Proportional to 239,454.08, 359,220 and 89,745.92

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Solution

The fourth proportional to 239,454.08, 359,220 and 89,745.92 is: 134,633.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,454.08 : 359,220 = 89,745.92 : x
  2. Step 2: Convert to fraction form
    239,454.08/359,220 = 89,745.92/x
  3. Step 3: Cross multiply
    239,454.08x = 359,220 × 89,745.92
  4. Step 4: Simplify right side
    239,454.08x = 32,238,529,382.40
  5. Step 5: Solve for x
    x = 32,238,529,382.40/239,454.08
  6. Step 6: Final answer
    x = 134,633.45

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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.