Home / 84,961.76-117,248.85-46,723.10

Finding the Fourth Proportional to 84,961.76, 117,248.85 and 46,723.10

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Solution

The fourth proportional to 84,961.76, 117,248.85 and 46,723.10 is: 64,478.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,961.76 : 117,248.85 = 46,723.10 : x
  2. Step 2: Convert to fraction form
    84,961.76/117,248.85 = 46,723.10/x
  3. Step 3: Cross multiply
    84,961.76x = 117,248.85 × 46,723.10
  4. Step 4: Simplify right side
    84,961.76x = 5,478,229,157.19
  5. Step 5: Solve for x
    x = 5,478,229,157.19/84,961.76
  6. Step 6: Final answer
    x = 64,478.77

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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.