Home / 220,864.08-304,784.13-134,966.71

Finding the Fourth Proportional to 220,864.08, 304,784.13 and 134,966.71

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Solution

The fourth proportional to 220,864.08, 304,784.13 and 134,966.71 is: 186,248.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,864.08 : 304,784.13 = 134,966.71 : x
  2. Step 2: Convert to fraction form
    220,864.08/304,784.13 = 134,966.71/x
  3. Step 3: Cross multiply
    220,864.08x = 304,784.13 × 134,966.71
  4. Step 4: Simplify right side
    220,864.08x = 41,135,710,459.01
  5. Step 5: Solve for x
    x = 41,135,710,459.01/220,864.08
  6. Step 6: Final answer
    x = 186,248.98

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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.