Home / 217,097.39-325,430.58-103,045.34

Finding the Fourth Proportional to 217,097.39, 325,430.58 and 103,045.34

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Solution

The fourth proportional to 217,097.39, 325,430.58 and 103,045.34 is: 154,465.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,097.39 : 325,430.58 = 103,045.34 : x
  2. Step 2: Convert to fraction form
    217,097.39/325,430.58 = 103,045.34/x
  3. Step 3: Cross multiply
    217,097.39x = 325,430.58 × 103,045.34
  4. Step 4: Simplify right side
    217,097.39x = 33,534,105,382.86
  5. Step 5: Solve for x
    x = 33,534,105,382.86/217,097.39
  6. Step 6: Final answer
    x = 154,465.72

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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.