Home / 88,234,013.76-121,713,240.24-52,942,696.80

Finding the Fourth Proportional to 88,234,013.76, 121,713,240.24 and 52,942,696.80

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Solution

The fourth proportional to 88,234,013.76, 121,713,240.24 and 52,942,696.80 is: 73,031,101.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,234,013.76 : 121,713,240.24 = 52,942,696.80 : x
  2. Step 2: Convert to fraction form
    88,234,013.76/121,713,240.24 = 52,942,696.80/x
  3. Step 3: Cross multiply
    88,234,013.76x = 121,713,240.24 × 52,942,696.80
  4. Step 4: Simplify right side
    88,234,013.76x = 6,443,827,174,571,879
  5. Step 5: Solve for x
    x = 6,443,827,174,571,879/88,234,013.76
  6. Step 6: Final answer
    x = 73,031,101.05

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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.