Home / 219,034.01-302,248.77-123,564.17

Finding the Fourth Proportional to 219,034.01, 302,248.77 and 123,564.17

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Solution

The fourth proportional to 219,034.01, 302,248.77 and 123,564.17 is: 170,508.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,034.01 : 302,248.77 = 123,564.17 : x
  2. Step 2: Convert to fraction form
    219,034.01/302,248.77 = 123,564.17/x
  3. Step 3: Cross multiply
    219,034.01x = 302,248.77 × 123,564.17
  4. Step 4: Simplify right side
    219,034.01x = 37,347,118,398.57
  5. Step 5: Solve for x
    x = 37,347,118,398.57/219,034.01
  6. Step 6: Final answer
    x = 170,508.31

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1.5x scale

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.