Home / 84,445.79-116,519.01-48,146.55

Finding the Fourth Proportional to 84,445.79, 116,519.01 and 48,146.55

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Solution

The fourth proportional to 84,445.79, 116,519.01 and 48,146.55 is: 66,433.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,445.79 : 116,519.01 = 48,146.55 : x
  2. Step 2: Convert to fraction form
    84,445.79/116,519.01 = 48,146.55/x
  3. Step 3: Cross multiply
    84,445.79x = 116,519.01 × 48,146.55
  4. Step 4: Simplify right side
    84,445.79x = 5,609,988,378.84
  5. Step 5: Solve for x
    x = 5,609,988,378.84/84,445.79
  6. Step 6: Final answer
    x = 66,433.01

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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.