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Finding the Fourth Proportional to 44,931.04, 61,960.54 and 34,855.80

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Solution

The fourth proportional to 44,931.04, 61,960.54 and 34,855.80 is: 48,066.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,931.04 : 61,960.54 = 34,855.80 : x
  2. Step 2: Convert to fraction form
    44,931.04/61,960.54 = 34,855.80/x
  3. Step 3: Cross multiply
    44,931.04x = 61,960.54 × 34,855.80
  4. Step 4: Simplify right side
    44,931.04x = 2,159,684,190.13
  5. Step 5: Solve for x
    x = 2,159,684,190.13/44,931.04
  6. Step 6: Final answer
    x = 48,066.64

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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.