Home / 112,978.98-169,261.92-52,897.23

Finding the Fourth Proportional to 112,978.98, 169,261.92 and 52,897.23

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Solution

The fourth proportional to 112,978.98, 169,261.92 and 52,897.23 is: 79,249.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,978.98 : 169,261.92 = 52,897.23 : x
  2. Step 2: Convert to fraction form
    112,978.98/169,261.92 = 52,897.23/x
  3. Step 3: Cross multiply
    112,978.98x = 169,261.92 × 52,897.23
  4. Step 4: Simplify right side
    112,978.98x = 8,953,486,712.48
  5. Step 5: Solve for x
    x = 8,953,486,712.48/112,978.98
  6. Step 6: Final answer
    x = 79,249.14

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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.