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Finding the Fourth Proportional to 60,683.40, 83,732.94 and 33,820.02

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Solution

The fourth proportional to 60,683.40, 83,732.94 and 33,820.02 is: 46,665.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,683.40 : 83,732.94 = 33,820.02 : x
  2. Step 2: Convert to fraction form
    60,683.40/83,732.94 = 33,820.02/x
  3. Step 3: Cross multiply
    60,683.40x = 83,732.94 × 33,820.02
  4. Step 4: Simplify right side
    60,683.40x = 2,831,849,705.46
  5. Step 5: Solve for x
    x = 2,831,849,705.46/60,683.40
  6. Step 6: Final answer
    x = 46,665.97

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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.