Home / 252,429.72-378,534.12-94,547.52

Finding the Fourth Proportional to 252,429.72, 378,534.12 and 94,547.52

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Solution

The fourth proportional to 252,429.72, 378,534.12 and 94,547.52 is: 141,779.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,429.72 : 378,534.12 = 94,547.52 : x
  2. Step 2: Convert to fraction form
    252,429.72/378,534.12 = 94,547.52/x
  3. Step 3: Cross multiply
    252,429.72x = 378,534.12 × 94,547.52
  4. Step 4: Simplify right side
    252,429.72x = 35,789,462,281.38
  5. Step 5: Solve for x
    x = 35,789,462,281.38/252,429.72
  6. Step 6: Final answer
    x = 141,779.91

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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.