Home / 88,922.41-122,703.56-53,107.45

Finding the Fourth Proportional to 88,922.41, 122,703.56 and 53,107.45

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Solution

The fourth proportional to 88,922.41, 122,703.56 and 53,107.45 is: 73,282.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,922.41 : 122,703.56 = 53,107.45 : x
  2. Step 2: Convert to fraction form
    88,922.41/122,703.56 = 53,107.45/x
  3. Step 3: Cross multiply
    88,922.41x = 122,703.56 × 53,107.45
  4. Step 4: Simplify right side
    88,922.41x = 6,516,472,804.38
  5. Step 5: Solve for x
    x = 6,516,472,804.38/88,922.41
  6. Step 6: Final answer
    x = 73,282.69

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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.