Home / 77,446.12-116,155.36-49,282.58

Finding the Fourth Proportional to 77,446.12, 116,155.36 and 49,282.58

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Solution

The fourth proportional to 77,446.12, 116,155.36 and 49,282.58 is: 73,915.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,446.12 : 116,155.36 = 49,282.58 : x
  2. Step 2: Convert to fraction form
    77,446.12/116,155.36 = 49,282.58/x
  3. Step 3: Cross multiply
    77,446.12x = 116,155.36 × 49,282.58
  4. Step 4: Simplify right side
    77,446.12x = 5,724,435,821.63
  5. Step 5: Solve for x
    x = 5,724,435,821.63/77,446.12
  6. Step 6: Final answer
    x = 73,915.08

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1.5x scale

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.