Home / 88,248.16-121,783.41-47,961.93

Finding the Fourth Proportional to 88,248.16, 121,783.41 and 47,961.93

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Solution

The fourth proportional to 88,248.16, 121,783.41 and 47,961.93 is: 66,187.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,248.16 : 121,783.41 = 47,961.93 : x
  2. Step 2: Convert to fraction form
    88,248.16/121,783.41 = 47,961.93/x
  3. Step 3: Cross multiply
    88,248.16x = 121,783.41 × 47,961.93
  4. Step 4: Simplify right side
    88,248.16x = 5,840,967,842.27
  5. Step 5: Solve for x
    x = 5,840,967,842.27/88,248.16
  6. Step 6: Final answer
    x = 66,187.98

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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.