Home / 126,862.29-175,075.74-70,273.71

Finding the Fourth Proportional to 126,862.29, 175,075.74 and 70,273.71

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Solution

The fourth proportional to 126,862.29, 175,075.74 and 70,273.71 is: 96,980.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,862.29 : 175,075.74 = 70,273.71 : x
  2. Step 2: Convert to fraction form
    126,862.29/175,075.74 = 70,273.71/x
  3. Step 3: Cross multiply
    126,862.29x = 175,075.74 × 70,273.71
  4. Step 4: Simplify right side
    126,862.29x = 12,303,221,780.80
  5. Step 5: Solve for x
    x = 12,303,221,780.80/126,862.29
  6. Step 6: Final answer
    x = 96,980.92

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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.