Home / 64,005.88-88,332.36-35,712.18

Finding the Fourth Proportional to 64,005.88, 88,332.36 and 35,712.18

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Solution

The fourth proportional to 64,005.88, 88,332.36 and 35,712.18 is: 49,285.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,005.88 : 88,332.36 = 35,712.18 : x
  2. Step 2: Convert to fraction form
    64,005.88/88,332.36 = 35,712.18/x
  3. Step 3: Cross multiply
    64,005.88x = 88,332.36 × 35,712.18
  4. Step 4: Simplify right side
    64,005.88x = 3,154,541,140.14
  5. Step 5: Solve for x
    x = 3,154,541,140.14/64,005.88
  6. Step 6: Final answer
    x = 49,285.18

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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.