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Finding the Fourth Proportional to 62,307.69, 85,984.80 and 34,013.85

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Solution

The fourth proportional to 62,307.69, 85,984.80 and 34,013.85 is: 46,939.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,307.69 : 85,984.80 = 34,013.85 : x
  2. Step 2: Convert to fraction form
    62,307.69/85,984.80 = 34,013.85/x
  3. Step 3: Cross multiply
    62,307.69x = 85,984.80 × 34,013.85
  4. Step 4: Simplify right side
    62,307.69x = 2,924,674,089.48
  5. Step 5: Solve for x
    x = 2,924,674,089.48/62,307.69
  6. Step 6: Final answer
    x = 46,939.22

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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.