Home / 127,087.36-175,378.08-70,498.24

Finding the Fourth Proportional to 127,087.36, 175,378.08 and 70,498.24

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Solution

The fourth proportional to 127,087.36, 175,378.08 and 70,498.24 is: 97,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,087.36 : 175,378.08 = 70,498.24 : x
  2. Step 2: Convert to fraction form
    127,087.36/175,378.08 = 70,498.24/x
  3. Step 3: Cross multiply
    127,087.36x = 175,378.08 × 70,498.24
  4. Step 4: Simplify right side
    127,087.36x = 12,363,845,974.58
  5. Step 5: Solve for x
    x = 12,363,845,974.58/127,087.36
  6. Step 6: Final answer
    x = 97,286.20

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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.