Home / 86,395.18-119,224.82-48,681.58

Finding the Fourth Proportional to 86,395.18, 119,224.82 and 48,681.58

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Solution

The fourth proportional to 86,395.18, 119,224.82 and 48,681.58 is: 67,180.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,395.18 : 119,224.82 = 48,681.58 : x
  2. Step 2: Convert to fraction form
    86,395.18/119,224.82 = 48,681.58/x
  3. Step 3: Cross multiply
    86,395.18x = 119,224.82 × 48,681.58
  4. Step 4: Simplify right side
    86,395.18x = 5,804,052,612.82
  5. Step 5: Solve for x
    x = 5,804,052,612.82/86,395.18
  6. Step 6: Final answer
    x = 67,180.28

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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.