Home / 52,084.16-78,130.85-14,644.55

Finding the Fourth Proportional to 52,084.16, 78,130.85 and 14,644.55

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Solution

The fourth proportional to 52,084.16, 78,130.85 and 14,644.55 is: 21,968.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,084.16 : 78,130.85 = 14,644.55 : x
  2. Step 2: Convert to fraction form
    52,084.16/78,130.85 = 14,644.55/x
  3. Step 3: Cross multiply
    52,084.16x = 78,130.85 × 14,644.55
  4. Step 4: Simplify right side
    52,084.16x = 1,144,191,066.14
  5. Step 5: Solve for x
    x = 1,144,191,066.14/52,084.16
  6. Step 6: Final answer
    x = 21,968.12

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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.