Home / 104,904.34-144,766.15-57,158.04

Finding the Fourth Proportional to 104,904.34, 144,766.15 and 57,158.04

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Solution

The fourth proportional to 104,904.34, 144,766.15 and 57,158.04 is: 78,877.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,904.34 : 144,766.15 = 57,158.04 : x
  2. Step 2: Convert to fraction form
    104,904.34/144,766.15 = 57,158.04/x
  3. Step 3: Cross multiply
    104,904.34x = 144,766.15 × 57,158.04
  4. Step 4: Simplify right side
    104,904.34x = 8,274,549,392.35
  5. Step 5: Solve for x
    x = 8,274,549,392.35/104,904.34
  6. Step 6: Final answer
    x = 78,877.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.