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Finding the Fourth Proportional to 168,032.60, 252,048.90 and 151,411.40

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Solution

The fourth proportional to 168,032.60, 252,048.90 and 151,411.40 is: 227,117.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,032.60 : 252,048.90 = 151,411.40 : x
  2. Step 2: Convert to fraction form
    168,032.60/252,048.90 = 151,411.40/x
  3. Step 3: Cross multiply
    168,032.60x = 252,048.90 × 151,411.40
  4. Step 4: Simplify right side
    168,032.60x = 38,163,076,817.46
  5. Step 5: Solve for x
    x = 38,163,076,817.46/168,032.60
  6. Step 6: Final answer
    x = 227,117.10

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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.