Home / 112,294.90-154,960.32-61,297.48

Finding the Fourth Proportional to 112,294.90, 154,960.32 and 61,297.48

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Solution

The fourth proportional to 112,294.90, 154,960.32 and 61,297.48 is: 84,586.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,294.90 : 154,960.32 = 61,297.48 : x
  2. Step 2: Convert to fraction form
    112,294.90/154,960.32 = 61,297.48/x
  3. Step 3: Cross multiply
    112,294.90x = 154,960.32 × 61,297.48
  4. Step 4: Simplify right side
    112,294.90x = 9,498,677,115.99
  5. Step 5: Solve for x
    x = 9,498,677,115.99/112,294.90
  6. Step 6: Final answer
    x = 84,586.90

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1.5x scale

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.