Home / 101,897.36-140,635.08-59,455.76

Finding the Fourth Proportional to 101,897.36, 140,635.08 and 59,455.76

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Solution

The fourth proportional to 101,897.36, 140,635.08 and 59,455.76 is: 82,058.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,897.36 : 140,635.08 = 59,455.76 : x
  2. Step 2: Convert to fraction form
    101,897.36/140,635.08 = 59,455.76/x
  3. Step 3: Cross multiply
    101,897.36x = 140,635.08 × 59,455.76
  4. Step 4: Simplify right side
    101,897.36x = 8,361,565,564.06
  5. Step 5: Solve for x
    x = 8,361,565,564.06/101,897.36
  6. Step 6: Final answer
    x = 82,058.71

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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.