Home / 112,214.24-154,875.68-66,895.14

Finding the Fourth Proportional to 112,214.24, 154,875.68 and 66,895.14

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Solution

The fourth proportional to 112,214.24, 154,875.68 and 66,895.14 is: 92,327.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,214.24 : 154,875.68 = 66,895.14 : x
  2. Step 2: Convert to fraction form
    112,214.24/154,875.68 = 66,895.14/x
  3. Step 3: Cross multiply
    112,214.24x = 154,875.68 × 66,895.14
  4. Step 4: Simplify right side
    112,214.24x = 10,360,430,793.36
  5. Step 5: Solve for x
    x = 10,360,430,793.36/112,214.24
  6. Step 6: Final answer
    x = 92,327.24

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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.