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Finding the Fourth Proportional to 47,361.54, 65,358.93 and 32,280.55

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Solution

The fourth proportional to 47,361.54, 65,358.93 and 32,280.55 is: 44,547.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,361.54 : 65,358.93 = 32,280.55 : x
  2. Step 2: Convert to fraction form
    47,361.54/65,358.93 = 32,280.55/x
  3. Step 3: Cross multiply
    47,361.54x = 65,358.93 × 32,280.55
  4. Step 4: Simplify right side
    47,361.54x = 2,109,822,207.81
  5. Step 5: Solve for x
    x = 2,109,822,207.81/47,361.54
  6. Step 6: Final answer
    x = 44,547.16

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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.