Home / 207,703.48-286,631.07-112,210.18

Finding the Fourth Proportional to 207,703.48, 286,631.07 and 112,210.18

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Solution

The fourth proportional to 207,703.48, 286,631.07 and 112,210.18 is: 154,850.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,703.48 : 286,631.07 = 112,210.18 : x
  2. Step 2: Convert to fraction form
    207,703.48/286,631.07 = 112,210.18/x
  3. Step 3: Cross multiply
    207,703.48x = 286,631.07 × 112,210.18
  4. Step 4: Simplify right side
    207,703.48x = 32,162,923,958.29
  5. Step 5: Solve for x
    x = 32,162,923,958.29/207,703.48
  6. Step 6: Final answer
    x = 154,850.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.