Home / 84,156.04-116,084.10-50,142.16

Finding the Fourth Proportional to 84,156.04, 116,084.10 and 50,142.16

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Solution

The fourth proportional to 84,156.04, 116,084.10 and 50,142.16 is: 69,165.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,156.04 : 116,084.10 = 50,142.16 : x
  2. Step 2: Convert to fraction form
    84,156.04/116,084.10 = 50,142.16/x
  3. Step 3: Cross multiply
    84,156.04x = 116,084.10 × 50,142.16
  4. Step 4: Simplify right side
    84,156.04x = 5,820,707,515.66
  5. Step 5: Solve for x
    x = 5,820,707,515.66/84,156.04
  6. Step 6: Final answer
    x = 69,165.65

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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.