Home / 370,177.48-555,267.66-89,694.28

Finding the Fourth Proportional to 370,177.48, 555,267.66 and 89,694.28

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Solution

The fourth proportional to 370,177.48, 555,267.66 and 89,694.28 is: 134,541.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,177.48 : 555,267.66 = 89,694.28 : x
  2. Step 2: Convert to fraction form
    370,177.48/555,267.66 = 89,694.28/x
  3. Step 3: Cross multiply
    370,177.48x = 555,267.66 × 89,694.28
  4. Step 4: Simplify right side
    370,177.48x = 49,804,332,970.98
  5. Step 5: Solve for x
    x = 49,804,332,970.98/370,177.48
  6. Step 6: Final answer
    x = 134,541.77

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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.