Home / 88,127.22-121,615.89-47,841.06

Finding the Fourth Proportional to 88,127.22, 121,615.89 and 47,841.06

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Solution

The fourth proportional to 88,127.22, 121,615.89 and 47,841.06 is: 66,020.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,127.22 : 121,615.89 = 47,841.06 : x
  2. Step 2: Convert to fraction form
    88,127.22/121,615.89 = 47,841.06/x
  3. Step 3: Cross multiply
    88,127.22x = 121,615.89 × 47,841.06
  4. Step 4: Simplify right side
    88,127.22x = 5,818,233,090.44
  5. Step 5: Solve for x
    x = 5,818,233,090.44/88,127.22
  6. Step 6: Final answer
    x = 66,020.84

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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.