Home / 75,678.69-113,535.79-23,088.16

Finding the Fourth Proportional to 75,678.69, 113,535.79 and 23,088.16

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Solution

The fourth proportional to 75,678.69, 113,535.79 and 23,088.16 is: 34,637.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,678.69 : 113,535.79 = 23,088.16 : x
  2. Step 2: Convert to fraction form
    75,678.69/113,535.79 = 23,088.16/x
  3. Step 3: Cross multiply
    75,678.69x = 113,535.79 × 23,088.16
  4. Step 4: Simplify right side
    75,678.69x = 2,621,332,485.25
  5. Step 5: Solve for x
    x = 2,621,332,485.25/75,678.69
  6. Step 6: Final answer
    x = 34,637.66

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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.