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Finding the Fourth Proportional to 340,080.93, 510,094.67 and 103,423.23

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Solution

The fourth proportional to 340,080.93, 510,094.67 and 103,423.23 is: 155,126.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,080.93 : 510,094.67 = 103,423.23 : x
  2. Step 2: Convert to fraction form
    340,080.93/510,094.67 = 103,423.23/x
  3. Step 3: Cross multiply
    340,080.93x = 510,094.67 × 103,423.23
  4. Step 4: Simplify right side
    340,080.93x = 52,755,637,860.07
  5. Step 5: Solve for x
    x = 52,755,637,860.07/340,080.93
  6. Step 6: Final answer
    x = 155,126.72

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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.