Home / 369,243.48-553,865.18-88,760.73

Finding the Fourth Proportional to 369,243.48, 553,865.18 and 88,760.73

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Solution

The fourth proportional to 369,243.48, 553,865.18 and 88,760.73 is: 133,141.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,243.48 : 553,865.18 = 88,760.73 : x
  2. Step 2: Convert to fraction form
    369,243.48/553,865.18 = 88,760.73/x
  3. Step 3: Cross multiply
    369,243.48x = 553,865.18 × 88,760.73
  4. Step 4: Simplify right side
    369,243.48x = 49,161,477,254.58
  5. Step 5: Solve for x
    x = 49,161,477,254.58/369,243.48
  6. Step 6: Final answer
    x = 133,141.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.