Home / 286,526.22-429,875.18-115,659.96

Finding the Fourth Proportional to 286,526.22, 429,875.18 and 115,659.96

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Solution

The fourth proportional to 286,526.22, 429,875.18 and 115,659.96 is: 173,524.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,526.22 : 429,875.18 = 115,659.96 : x
  2. Step 2: Convert to fraction form
    286,526.22/429,875.18 = 115,659.96/x
  3. Step 3: Cross multiply
    286,526.22x = 429,875.18 × 115,659.96
  4. Step 4: Simplify right side
    286,526.22x = 49,719,346,123.79
  5. Step 5: Solve for x
    x = 49,719,346,123.79/286,526.22
  6. Step 6: Final answer
    x = 173,524.59

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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.