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Finding the Fourth Proportional to 60,478.51, 83,462.49 and 33,256.66

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Solution

The fourth proportional to 60,478.51, 83,462.49 and 33,256.66 is: 45,895.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,478.51 : 83,462.49 = 33,256.66 : x
  2. Step 2: Convert to fraction form
    60,478.51/83,462.49 = 33,256.66/x
  3. Step 3: Cross multiply
    60,478.51x = 83,462.49 × 33,256.66
  4. Step 4: Simplify right side
    60,478.51x = 2,775,683,652.68
  5. Step 5: Solve for x
    x = 2,775,683,652.68/60,478.51
  6. Step 6: Final answer
    x = 45,895.37

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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.