Home / 86,434.34-119,279.22-46,690.34

Finding the Fourth Proportional to 86,434.34, 119,279.22 and 46,690.34

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Solution

The fourth proportional to 86,434.34, 119,279.22 and 46,690.34 is: 64,432.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,434.34 : 119,279.22 = 46,690.34 : x
  2. Step 2: Convert to fraction form
    86,434.34/119,279.22 = 46,690.34/x
  3. Step 3: Cross multiply
    86,434.34x = 119,279.22 × 46,690.34
  4. Step 4: Simplify right side
    86,434.34x = 5,569,187,336.73
  5. Step 5: Solve for x
    x = 5,569,187,336.73/86,434.34
  6. Step 6: Final answer
    x = 64,432.58

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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.