Home / 134,994.77-186,294.57-74,565.26

Finding the Fourth Proportional to 134,994.77, 186,294.57 and 74,565.26

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Solution

The fourth proportional to 134,994.77, 186,294.57 and 74,565.26 is: 102,901.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,994.77 : 186,294.57 = 74,565.26 : x
  2. Step 2: Convert to fraction form
    134,994.77/186,294.57 = 74,565.26/x
  3. Step 3: Cross multiply
    134,994.77x = 186,294.57 × 74,565.26
  4. Step 4: Simplify right side
    134,994.77x = 13,891,103,048.64
  5. Step 5: Solve for x
    x = 13,891,103,048.64/134,994.77
  6. Step 6: Final answer
    x = 102,901.05

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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.