Home / 112,227.86-154,868.96-61,237.55

Finding the Fourth Proportional to 112,227.86, 154,868.96 and 61,237.55

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Solution

The fourth proportional to 112,227.86, 154,868.96 and 61,237.55 is: 84,504.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,227.86 : 154,868.96 = 61,237.55 : x
  2. Step 2: Convert to fraction form
    112,227.86/154,868.96 = 61,237.55/x
  3. Step 3: Cross multiply
    112,227.86x = 154,868.96 × 61,237.55
  4. Step 4: Simplify right side
    112,227.86x = 9,483,794,907.10
  5. Step 5: Solve for x
    x = 9,483,794,907.10/112,227.86
  6. Step 6: Final answer
    x = 84,504.82

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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.