Home / 63,983.12-88,303.56-35,698.64

Finding the Fourth Proportional to 63,983.12, 88,303.56 and 35,698.64

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Solution

The fourth proportional to 63,983.12, 88,303.56 and 35,698.64 is: 49,267.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,983.12 : 88,303.56 = 35,698.64 : x
  2. Step 2: Convert to fraction form
    63,983.12/88,303.56 = 35,698.64/x
  3. Step 3: Cross multiply
    63,983.12x = 88,303.56 × 35,698.64
  4. Step 4: Simplify right side
    63,983.12x = 3,152,316,999.16
  5. Step 5: Solve for x
    x = 3,152,316,999.16/63,983.12
  6. Step 6: Final answer
    x = 49,267.95

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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.