Home / 112,013.16-154,576.53-64,265.46

Finding the Fourth Proportional to 112,013.16, 154,576.53 and 64,265.46

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Solution

The fourth proportional to 112,013.16, 154,576.53 and 64,265.46 is: 88,685.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,013.16 : 154,576.53 = 64,265.46 : x
  2. Step 2: Convert to fraction form
    112,013.16/154,576.53 = 64,265.46/x
  3. Step 3: Cross multiply
    112,013.16x = 154,576.53 × 64,265.46
  4. Step 4: Simplify right side
    112,013.16x = 9,933,931,805.65
  5. Step 5: Solve for x
    x = 9,933,931,805.65/112,013.16
  6. Step 6: Final answer
    x = 88,685.40

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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.