Home / 81,324.90-112,206.98-46,861.16

Finding the Fourth Proportional to 81,324.90, 112,206.98 and 46,861.16

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Solution

The fourth proportional to 81,324.90, 112,206.98 and 46,861.16 is: 64,656.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,324.90 : 112,206.98 = 46,861.16 : x
  2. Step 2: Convert to fraction form
    81,324.90/112,206.98 = 46,861.16/x
  3. Step 3: Cross multiply
    81,324.90x = 112,206.98 × 46,861.16
  4. Step 4: Simplify right side
    81,324.90x = 5,258,149,242.90
  5. Step 5: Solve for x
    x = 5,258,149,242.90/81,324.90
  6. Step 6: Final answer
    x = 64,656.08

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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.