Home / 229,335.60-344,003.40-71,543.55

Finding the Fourth Proportional to 229,335.60, 344,003.40 and 71,543.55

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Solution

The fourth proportional to 229,335.60, 344,003.40 and 71,543.55 is: 107,315.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,335.60 : 344,003.40 = 71,543.55 : x
  2. Step 2: Convert to fraction form
    229,335.60/344,003.40 = 71,543.55/x
  3. Step 3: Cross multiply
    229,335.60x = 344,003.40 × 71,543.55
  4. Step 4: Simplify right side
    229,335.60x = 24,611,224,448.07
  5. Step 5: Solve for x
    x = 24,611,224,448.07/229,335.60
  6. Step 6: Final answer
    x = 107,315.33

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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.