Home / 205,018.06-282,956.08-124,430.02

Finding the Fourth Proportional to 205,018.06, 282,956.08 and 124,430.02

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Solution

The fourth proportional to 205,018.06, 282,956.08 and 124,430.02 is: 171,732.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,018.06 : 282,956.08 = 124,430.02 : x
  2. Step 2: Convert to fraction form
    205,018.06/282,956.08 = 124,430.02/x
  3. Step 3: Cross multiply
    205,018.06x = 282,956.08 × 124,430.02
  4. Step 4: Simplify right side
    205,018.06x = 35,208,230,693.52
  5. Step 5: Solve for x
    x = 35,208,230,693.52/205,018.06
  6. Step 6: Final answer
    x = 171,732.34

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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.