Home / 212,064.20-292,648.91-116,571.47

Finding the Fourth Proportional to 212,064.20, 292,648.91 and 116,571.47

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Solution

The fourth proportional to 212,064.20, 292,648.91 and 116,571.47 is: 160,868.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,064.20 : 292,648.91 = 116,571.47 : x
  2. Step 2: Convert to fraction form
    212,064.20/292,648.91 = 116,571.47/x
  3. Step 3: Cross multiply
    212,064.20x = 292,648.91 × 116,571.47
  4. Step 4: Simplify right side
    212,064.20x = 34,114,513,781.36
  5. Step 5: Solve for x
    x = 34,114,513,781.36/212,064.20
  6. Step 6: Final answer
    x = 160,868.81

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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.