Home / 112,004.52-154,569.42-64,266.36

Finding the Fourth Proportional to 112,004.52, 154,569.42 and 64,266.36

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Solution

The fourth proportional to 112,004.52, 154,569.42 and 64,266.36 is: 88,689.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,004.52 : 154,569.42 = 64,266.36 : x
  2. Step 2: Convert to fraction form
    112,004.52/154,569.42 = 64,266.36/x
  3. Step 3: Cross multiply
    112,004.52x = 154,569.42 × 64,266.36
  4. Step 4: Simplify right side
    112,004.52x = 9,933,613,990.71
  5. Step 5: Solve for x
    x = 9,933,613,990.71/112,004.52
  6. Step 6: Final answer
    x = 88,689.40

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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.