Home / 219,565.40-302,996.31-124,070.04

Finding the Fourth Proportional to 219,565.40, 302,996.31 and 124,070.04

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Solution

The fourth proportional to 219,565.40, 302,996.31 and 124,070.04 is: 171,214.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,565.40 : 302,996.31 = 124,070.04 : x
  2. Step 2: Convert to fraction form
    219,565.40/302,996.31 = 124,070.04/x
  3. Step 3: Cross multiply
    219,565.40x = 302,996.31 × 124,070.04
  4. Step 4: Simplify right side
    219,565.40x = 37,592,764,301.55
  5. Step 5: Solve for x
    x = 37,592,764,301.55/219,565.40
  6. Step 6: Final answer
    x = 171,214.43

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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.