Home / 104,266.74-156,400.08-90,184.92

Finding the Fourth Proportional to 104,266.74, 156,400.08 and 90,184.92

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Solution

The fourth proportional to 104,266.74, 156,400.08 and 90,184.92 is: 135,277.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,266.74 : 156,400.08 = 90,184.92 : x
  2. Step 2: Convert to fraction form
    104,266.74/156,400.08 = 90,184.92/x
  3. Step 3: Cross multiply
    104,266.74x = 156,400.08 × 90,184.92
  4. Step 4: Simplify right side
    104,266.74x = 14,104,928,702.79
  5. Step 5: Solve for x
    x = 14,104,928,702.79/104,266.74
  6. Step 6: Final answer
    x = 135,277.35

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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.