Home / 226,098.48-312,019.80-124,133.40

Finding the Fourth Proportional to 226,098.48, 312,019.80 and 124,133.40

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Solution

The fourth proportional to 226,098.48, 312,019.80 and 124,133.40 is: 171,306.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,098.48 : 312,019.80 = 124,133.40 : x
  2. Step 2: Convert to fraction form
    226,098.48/312,019.80 = 124,133.40/x
  3. Step 3: Cross multiply
    226,098.48x = 312,019.80 × 124,133.40
  4. Step 4: Simplify right side
    226,098.48x = 38,732,078,641.32
  5. Step 5: Solve for x
    x = 38,732,078,641.32/226,098.48
  6. Step 6: Final answer
    x = 171,306.23

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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.