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Finding the Fourth Proportional to 114,045.54, 171,223.44 and 64,160.74

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Solution

The fourth proportional to 114,045.54, 171,223.44 and 64,160.74 is: 96,328.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,045.54 : 171,223.44 = 64,160.74 : x
  2. Step 2: Convert to fraction form
    114,045.54/171,223.44 = 64,160.74/x
  3. Step 3: Cross multiply
    114,045.54x = 171,223.44 × 64,160.74
  4. Step 4: Simplify right side
    114,045.54x = 10,985,822,615.75
  5. Step 5: Solve for x
    x = 10,985,822,615.75/114,045.54
  6. Step 6: Final answer
    x = 96,328.38

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1.5x scale

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.