Home / 229,389.74-316,547.56-127,422.22

Finding the Fourth Proportional to 229,389.74, 316,547.56 and 127,422.22

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Solution

The fourth proportional to 229,389.74, 316,547.56 and 127,422.22 is: 175,836.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,389.74 : 316,547.56 = 127,422.22 : x
  2. Step 2: Convert to fraction form
    229,389.74/316,547.56 = 127,422.22/x
  3. Step 3: Cross multiply
    229,389.74x = 316,547.56 × 127,422.22
  4. Step 4: Simplify right side
    229,389.74x = 40,335,192,830.78
  5. Step 5: Solve for x
    x = 40,335,192,830.78/229,389.74
  6. Step 6: Final answer
    x = 175,836.95

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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.