Home / 88,228.14-121,720.23-50,482.14

Finding the Fourth Proportional to 88,228.14, 121,720.23 and 50,482.14

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Solution

The fourth proportional to 88,228.14, 121,720.23 and 50,482.14 is: 69,645.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,228.14 : 121,720.23 = 50,482.14 : x
  2. Step 2: Convert to fraction form
    88,228.14/121,720.23 = 50,482.14/x
  3. Step 3: Cross multiply
    88,228.14x = 121,720.23 × 50,482.14
  4. Step 4: Simplify right side
    88,228.14x = 6,144,697,691.69
  5. Step 5: Solve for x
    x = 6,144,697,691.69/88,228.14
  6. Step 6: Final answer
    x = 69,645.55

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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.