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Finding the Fourth Proportional to 94,455.80, 141,683.70 and 41,809.40

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Solution

The fourth proportional to 94,455.80, 141,683.70 and 41,809.40 is: 62,714.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,455.80 : 141,683.70 = 41,809.40 : x
  2. Step 2: Convert to fraction form
    94,455.80/141,683.70 = 41,809.40/x
  3. Step 3: Cross multiply
    94,455.80x = 141,683.70 × 41,809.40
  4. Step 4: Simplify right side
    94,455.80x = 5,923,710,486.78
  5. Step 5: Solve for x
    x = 5,923,710,486.78/94,455.80
  6. Step 6: Final answer
    x = 62,714.10

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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.