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Finding the Fourth Proportional to 60,082.84, 90,102.71 and 17,955.08

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Solution

The fourth proportional to 60,082.84, 90,102.71 and 17,955.08 is: 26,926.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,082.84 : 90,102.71 = 17,955.08 : x
  2. Step 2: Convert to fraction form
    60,082.84/90,102.71 = 17,955.08/x
  3. Step 3: Cross multiply
    60,082.84x = 90,102.71 × 17,955.08
  4. Step 4: Simplify right side
    60,082.84x = 1,617,801,298.53
  5. Step 5: Solve for x
    x = 1,617,801,298.53/60,082.84
  6. Step 6: Final answer
    x = 26,926.18

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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.