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Finding the Fourth Proportional to 57,989.84, 80,064.53 and 44,537.06

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Solution

The fourth proportional to 57,989.84, 80,064.53 and 44,537.06 is: 61,490.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,989.84 : 80,064.53 = 44,537.06 : x
  2. Step 2: Convert to fraction form
    57,989.84/80,064.53 = 44,537.06/x
  3. Step 3: Cross multiply
    57,989.84x = 80,064.53 × 44,537.06
  4. Step 4: Simplify right side
    57,989.84x = 3,565,838,721.13
  5. Step 5: Solve for x
    x = 3,565,838,721.13/57,989.84
  6. Step 6: Final answer
    x = 61,490.75

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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.