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Finding the Fourth Proportional to 62,013.40, 86,935.40 and 62,013.40

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Solution

The fourth proportional to 62,013.40, 86,935.40 and 62,013.40 is: 86,935.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,013.40 : 86,935.40 = 62,013.40 : x
  2. Step 2: Convert to fraction form
    62,013.40/86,935.40 = 62,013.40/x
  3. Step 3: Cross multiply
    62,013.40x = 86,935.40 × 62,013.40
  4. Step 4: Simplify right side
    62,013.40x = 5,391,159,734.36
  5. Step 5: Solve for x
    x = 5,391,159,734.36/62,013.40
  6. Step 6: Final answer
    x = 86,935.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.