Home / 86,343.10-119,153.37-48,617.62

Finding the Fourth Proportional to 86,343.10, 119,153.37 and 48,617.62

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Solution

The fourth proportional to 86,343.10, 119,153.37 and 48,617.62 is: 67,092.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,343.10 : 119,153.37 = 48,617.62 : x
  2. Step 2: Convert to fraction form
    86,343.10/119,153.37 = 48,617.62/x
  3. Step 3: Cross multiply
    86,343.10x = 119,153.37 × 48,617.62
  4. Step 4: Simplify right side
    86,343.10x = 5,792,953,264.38
  5. Step 5: Solve for x
    x = 5,792,953,264.38/86,343.10
  6. Step 6: Final answer
    x = 67,092.25

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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.