Home / 113,017.10-169,417.65-41,920.70

Finding the Fourth Proportional to 113,017.10, 169,417.65 and 41,920.70

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Solution

The fourth proportional to 113,017.10, 169,417.65 and 41,920.70 is: 62,840.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,017.10 : 169,417.65 = 41,920.70 : x
  2. Step 2: Convert to fraction form
    113,017.10/169,417.65 = 41,920.70/x
  3. Step 3: Cross multiply
    113,017.10x = 169,417.65 × 41,920.70
  4. Step 4: Simplify right side
    113,017.10x = 7,102,106,480.36
  5. Step 5: Solve for x
    x = 7,102,106,480.36/113,017.10
  6. Step 6: Final answer
    x = 62,840.99

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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.