Home / 64,340.10-88,785.36-36,045.18

Finding the Fourth Proportional to 64,340.10, 88,785.36 and 36,045.18

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Solution

The fourth proportional to 64,340.10, 88,785.36 and 36,045.18 is: 49,740.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,340.10 : 88,785.36 = 36,045.18 : x
  2. Step 2: Convert to fraction form
    64,340.10/88,785.36 = 36,045.18/x
  3. Step 3: Cross multiply
    64,340.10x = 88,785.36 × 36,045.18
  4. Step 4: Simplify right side
    64,340.10x = 3,200,284,282.56
  5. Step 5: Solve for x
    x = 3,200,284,282.56/64,340.10
  6. Step 6: Final answer
    x = 49,740.12

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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.