Home / 127,518.65-175,968.69-70,926.38

Finding the Fourth Proportional to 127,518.65, 175,968.69 and 70,926.38

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Solution

The fourth proportional to 127,518.65, 175,968.69 and 70,926.38 is: 97,874.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,518.65 : 175,968.69 = 70,926.38 : x
  2. Step 2: Convert to fraction form
    127,518.65/175,968.69 = 70,926.38/x
  3. Step 3: Cross multiply
    127,518.65x = 175,968.69 × 70,926.38
  4. Step 4: Simplify right side
    127,518.65x = 12,480,822,175.04
  5. Step 5: Solve for x
    x = 12,480,822,175.04/127,518.65
  6. Step 6: Final answer
    x = 97,874.48

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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.