Home / 81,897.11-113,020.29-46,088.41

Finding the Fourth Proportional to 81,897.11, 113,020.29 and 46,088.41

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Solution

The fourth proportional to 81,897.11, 113,020.29 and 46,088.41 is: 63,603.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,897.11 : 113,020.29 = 46,088.41 : x
  2. Step 2: Convert to fraction form
    81,897.11/113,020.29 = 46,088.41/x
  3. Step 3: Cross multiply
    81,897.11x = 113,020.29 × 46,088.41
  4. Step 4: Simplify right side
    81,897.11x = 5,208,924,786.77
  5. Step 5: Solve for x
    x = 5,208,924,786.77/81,897.11
  6. Step 6: Final answer
    x = 63,603.28

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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.