Home / 188,065.29-259,547.67-107,477.07

Finding the Fourth Proportional to 188,065.29, 259,547.67 and 107,477.07

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Solution

The fourth proportional to 188,065.29, 259,547.67 and 107,477.07 is: 148,328.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,065.29 : 259,547.67 = 107,477.07 : x
  2. Step 2: Convert to fraction form
    188,065.29/259,547.67 = 107,477.07/x
  3. Step 3: Cross multiply
    188,065.29x = 259,547.67 × 107,477.07
  4. Step 4: Simplify right side
    188,065.29x = 27,895,423,096.93
  5. Step 5: Solve for x
    x = 27,895,423,096.93/188,065.29
  6. Step 6: Final answer
    x = 148,328.40

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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.