Home / 113,028.36-155,981.04-62,045.88

Finding the Fourth Proportional to 113,028.36, 155,981.04 and 62,045.88

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Solution

The fourth proportional to 113,028.36, 155,981.04 and 62,045.88 is: 85,624.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,028.36 : 155,981.04 = 62,045.88 : x
  2. Step 2: Convert to fraction form
    113,028.36/155,981.04 = 62,045.88/x
  3. Step 3: Cross multiply
    113,028.36x = 155,981.04 × 62,045.88
  4. Step 4: Simplify right side
    113,028.36x = 9,677,980,890.12
  5. Step 5: Solve for x
    x = 9,677,980,890.12/113,028.36
  6. Step 6: Final answer
    x = 85,624.36

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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.