Home / 109,052.39-150,492.93-61,305.32

Finding the Fourth Proportional to 109,052.39, 150,492.93 and 61,305.32

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Solution

The fourth proportional to 109,052.39, 150,492.93 and 61,305.32 is: 84,601.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,052.39 : 150,492.93 = 61,305.32 : x
  2. Step 2: Convert to fraction form
    109,052.39/150,492.93 = 61,305.32/x
  3. Step 3: Cross multiply
    109,052.39x = 150,492.93 × 61,305.32
  4. Step 4: Simplify right side
    109,052.39x = 9,226,017,231.39
  5. Step 5: Solve for x
    x = 9,226,017,231.39/109,052.39
  6. Step 6: Final answer
    x = 84,601.70

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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.