Home / 86,037.84-129,058.98-41,656.32

Finding the Fourth Proportional to 86,037.84, 129,058.98 and 41,656.32

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Solution

The fourth proportional to 86,037.84, 129,058.98 and 41,656.32 is: 62,485.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,037.84 : 129,058.98 = 41,656.32 : x
  2. Step 2: Convert to fraction form
    86,037.84/129,058.98 = 41,656.32/x
  3. Step 3: Cross multiply
    86,037.84x = 129,058.98 × 41,656.32
  4. Step 4: Simplify right side
    86,037.84x = 5,376,122,169.75
  5. Step 5: Solve for x
    x = 5,376,122,169.75/86,037.84
  6. Step 6: Final answer
    x = 62,485.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.