Home / 169,931.28-254,880.35-51,603.65

Finding the Fourth Proportional to 169,931.28, 254,880.35 and 51,603.65

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Solution

The fourth proportional to 169,931.28, 254,880.35 and 51,603.65 is: 77,400.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,931.28 : 254,880.35 = 51,603.65 : x
  2. Step 2: Convert to fraction form
    169,931.28/254,880.35 = 51,603.65/x
  3. Step 3: Cross multiply
    169,931.28x = 254,880.35 × 51,603.65
  4. Step 4: Simplify right side
    169,931.28x = 13,152,755,098.88
  5. Step 5: Solve for x
    x = 13,152,755,098.88/169,931.28
  6. Step 6: Final answer
    x = 77,400.44

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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.