Home / 88,708.10-122,398.90-50,975.06

Finding the Fourth Proportional to 88,708.10, 122,398.90 and 50,975.06

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Solution

The fourth proportional to 88,708.10, 122,398.90 and 50,975.06 is: 70,335.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,708.10 : 122,398.90 = 50,975.06 : x
  2. Step 2: Convert to fraction form
    88,708.10/122,398.90 = 50,975.06/x
  3. Step 3: Cross multiply
    88,708.10x = 122,398.90 × 50,975.06
  4. Step 4: Simplify right side
    88,708.10x = 6,239,290,532.00
  5. Step 5: Solve for x
    x = 6,239,290,532.00/88,708.10
  6. Step 6: Final answer
    x = 70,335.08

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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.