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Finding the Fourth Proportional to 60,973.76, 84,133.68 and 35,828.12

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Solution

The fourth proportional to 60,973.76, 84,133.68 and 35,828.12 is: 49,436.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,973.76 : 84,133.68 = 35,828.12 : x
  2. Step 2: Convert to fraction form
    60,973.76/84,133.68 = 35,828.12/x
  3. Step 3: Cross multiply
    60,973.76x = 84,133.68 × 35,828.12
  4. Step 4: Simplify right side
    60,973.76x = 3,014,351,583.08
  5. Step 5: Solve for x
    x = 3,014,351,583.08/60,973.76
  6. Step 6: Final answer
    x = 49,436.87

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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.