Home / 114,282.76-157,726.74-63,985

Finding the Fourth Proportional to 114,282.76, 157,726.74 and 63,985

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Solution

The fourth proportional to 114,282.76, 157,726.74 and 63,985 is: 88,308.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,282.76 : 157,726.74 = 63,985 : x
  2. Step 2: Convert to fraction form
    114,282.76/157,726.74 = 63,985/x
  3. Step 3: Cross multiply
    114,282.76x = 157,726.74 × 63,985
  4. Step 4: Simplify right side
    114,282.76x = 10,092,145,458.90
  5. Step 5: Solve for x
    x = 10,092,145,458.90/114,282.76
  6. Step 6: Final answer
    x = 88,308.56

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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.