Home / 88,558.04-122,223.12-58,338.56

Finding the Fourth Proportional to 88,558.04, 122,223.12 and 58,338.56

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Solution

The fourth proportional to 88,558.04, 122,223.12 and 58,338.56 is: 80,515.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,558.04 : 122,223.12 = 58,338.56 : x
  2. Step 2: Convert to fraction form
    88,558.04/122,223.12 = 58,338.56/x
  3. Step 3: Cross multiply
    88,558.04x = 122,223.12 × 58,338.56
  4. Step 4: Simplify right side
    88,558.04x = 7,130,320,819.51
  5. Step 5: Solve for x
    x = 7,130,320,819.51/88,558.04
  6. Step 6: Final answer
    x = 80,515.79

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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.