Home / 74,839.34-103,179.04-62,044.22

Finding the Fourth Proportional to 74,839.34, 103,179.04 and 62,044.22

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Solution

The fourth proportional to 74,839.34, 103,179.04 and 62,044.22 is: 85,538.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,839.34 : 103,179.04 = 62,044.22 : x
  2. Step 2: Convert to fraction form
    74,839.34/103,179.04 = 62,044.22/x
  3. Step 3: Cross multiply
    74,839.34x = 103,179.04 × 62,044.22
  4. Step 4: Simplify right side
    74,839.34x = 6,401,662,386.14
  5. Step 5: Solve for x
    x = 6,401,662,386.14/74,839.34
  6. Step 6: Final answer
    x = 85,538.74

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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.