Home / 286,246.29-429,566.24-99,257.79

Finding the Fourth Proportional to 286,246.29, 429,566.24 and 99,257.79

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Solution

The fourth proportional to 286,246.29, 429,566.24 and 99,257.79 is: 148,954.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,246.29 : 429,566.24 = 99,257.79 : x
  2. Step 2: Convert to fraction form
    286,246.29/429,566.24 = 99,257.79/x
  3. Step 3: Cross multiply
    286,246.29x = 429,566.24 × 99,257.79
  4. Step 4: Simplify right side
    286,246.29x = 42,637,794,278.28
  5. Step 5: Solve for x
    x = 42,637,794,278.28/286,246.29
  6. Step 6: Final answer
    x = 148,954.93

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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.