Home / 79,439.63-119,175.85-23,281.57

Finding the Fourth Proportional to 79,439.63, 119,175.85 and 23,281.57

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Solution

The fourth proportional to 79,439.63, 119,175.85 and 23,281.57 is: 34,927.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,439.63 : 119,175.85 = 23,281.57 : x
  2. Step 2: Convert to fraction form
    79,439.63/119,175.85 = 23,281.57/x
  3. Step 3: Cross multiply
    79,439.63x = 119,175.85 × 23,281.57
  4. Step 4: Simplify right side
    79,439.63x = 2,774,600,894.08
  5. Step 5: Solve for x
    x = 2,774,600,894.08/79,439.63
  6. Step 6: Final answer
    x = 34,927.17

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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.