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Finding the Fourth Proportional to 62,209.01, 93,313.51 and 20,656.01

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Solution

The fourth proportional to 62,209.01, 93,313.51 and 20,656.01 is: 30,984.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,209.01 : 93,313.51 = 20,656.01 : x
  2. Step 2: Convert to fraction form
    62,209.01/93,313.51 = 20,656.01/x
  3. Step 3: Cross multiply
    62,209.01x = 93,313.51 × 20,656.01
  4. Step 4: Simplify right side
    62,209.01x = 1,927,484,795.70
  5. Step 5: Solve for x
    x = 1,927,484,795.70/62,209.01
  6. Step 6: Final answer
    x = 30,984.01

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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.