Home / 59,751.07-89,682.09-30,189.71

Finding the Fourth Proportional to 59,751.07, 89,682.09 and 30,189.71

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Solution

The fourth proportional to 59,751.07, 89,682.09 and 30,189.71 is: 45,312.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,751.07 : 89,682.09 = 30,189.71 : x
  2. Step 2: Convert to fraction form
    59,751.07/89,682.09 = 30,189.71/x
  3. Step 3: Cross multiply
    59,751.07x = 89,682.09 × 30,189.71
  4. Step 4: Simplify right side
    59,751.07x = 2,707,476,400.29
  5. Step 5: Solve for x
    x = 2,707,476,400.29/59,751.07
  6. Step 6: Final answer
    x = 45,312.60

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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.