Home / 168,405.10-252,607.65-152,853.10

Finding the Fourth Proportional to 168,405.10, 252,607.65 and 152,853.10

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Solution

The fourth proportional to 168,405.10, 252,607.65 and 152,853.10 is: 229,279.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,405.10 : 252,607.65 = 152,853.10 : x
  2. Step 2: Convert to fraction form
    168,405.10/252,607.65 = 152,853.10/x
  3. Step 3: Cross multiply
    168,405.10x = 252,607.65 × 152,853.10
  4. Step 4: Simplify right side
    168,405.10x = 38,611,862,386.22
  5. Step 5: Solve for x
    x = 38,611,862,386.22/168,405.10
  6. Step 6: Final answer
    x = 229,279.65

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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.