Home / 88,062.36-121,526.10-47,776.11

Finding the Fourth Proportional to 88,062.36, 121,526.10 and 47,776.11

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Solution

The fourth proportional to 88,062.36, 121,526.10 and 47,776.11 is: 65,931.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,062.36 : 121,526.10 = 47,776.11 : x
  2. Step 2: Convert to fraction form
    88,062.36/121,526.10 = 47,776.11/x
  3. Step 3: Cross multiply
    88,062.36x = 121,526.10 × 47,776.11
  4. Step 4: Simplify right side
    88,062.36x = 5,806,044,321.47
  5. Step 5: Solve for x
    x = 5,806,044,321.47/88,062.36
  6. Step 6: Final answer
    x = 65,931.06

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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.