Home / 84,280.89-116,311.16-48,470.93

Finding the Fourth Proportional to 84,280.89, 116,311.16 and 48,470.93

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Solution

The fourth proportional to 84,280.89, 116,311.16 and 48,470.93 is: 66,891.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,280.89 : 116,311.16 = 48,470.93 : x
  2. Step 2: Convert to fraction form
    84,280.89/116,311.16 = 48,470.93/x
  3. Step 3: Cross multiply
    84,280.89x = 116,311.16 × 48,470.93
  4. Step 4: Simplify right side
    84,280.89x = 5,637,709,888.60
  5. Step 5: Solve for x
    x = 5,637,709,888.60/84,280.89
  6. Step 6: Final answer
    x = 66,891.91

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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.