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Finding the Fourth Proportional to 62,448.68, 86,148.96 and 36,948.08

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Solution

The fourth proportional to 62,448.68, 86,148.96 and 36,948.08 is: 50,970.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,448.68 : 86,148.96 = 36,948.08 : x
  2. Step 2: Convert to fraction form
    62,448.68/86,148.96 = 36,948.08/x
  3. Step 3: Cross multiply
    62,448.68x = 86,148.96 × 36,948.08
  4. Step 4: Simplify right side
    62,448.68x = 3,183,038,666.00
  5. Step 5: Solve for x
    x = 3,183,038,666.00/62,448.68
  6. Step 6: Final answer
    x = 50,970.47

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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.