Home / 209,316.32-313,951.13-57,525.03

Finding the Fourth Proportional to 209,316.32, 313,951.13 and 57,525.03

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Solution

The fourth proportional to 209,316.32, 313,951.13 and 57,525.03 is: 86,281.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,316.32 : 313,951.13 = 57,525.03 : x
  2. Step 2: Convert to fraction form
    209,316.32/313,951.13 = 57,525.03/x
  3. Step 3: Cross multiply
    209,316.32x = 313,951.13 × 57,525.03
  4. Step 4: Simplify right side
    209,316.32x = 18,060,047,884.16
  5. Step 5: Solve for x
    x = 18,060,047,884.16/209,316.32
  6. Step 6: Final answer
    x = 86,281.13

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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.