Home / 188,254.47-282,319.06-75,905.67

Finding the Fourth Proportional to 188,254.47, 282,319.06 and 75,905.67

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Solution

The fourth proportional to 188,254.47, 282,319.06 and 75,905.67 is: 113,833.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,254.47 : 282,319.06 = 75,905.67 : x
  2. Step 2: Convert to fraction form
    188,254.47/282,319.06 = 75,905.67/x
  3. Step 3: Cross multiply
    188,254.47x = 282,319.06 × 75,905.67
  4. Step 4: Simplify right side
    188,254.47x = 21,429,617,403.07
  5. Step 5: Solve for x
    x = 21,429,617,403.07/188,254.47
  6. Step 6: Final answer
    x = 113,833.25

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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.