Home / 187,632.05-280,783.23-165,488.67

Finding the Fourth Proportional to 187,632.05, 280,783.23 and 165,488.67

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Solution

The fourth proportional to 187,632.05, 280,783.23 and 165,488.67 is: 247,646.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,632.05 : 280,783.23 = 165,488.67 : x
  2. Step 2: Convert to fraction form
    187,632.05/280,783.23 = 165,488.67/x
  3. Step 3: Cross multiply
    187,632.05x = 280,783.23 × 165,488.67
  4. Step 4: Simplify right side
    187,632.05x = 46,466,442,670.42
  5. Step 5: Solve for x
    x = 46,466,442,670.42/187,632.05
  6. Step 6: Final answer
    x = 247,646.62

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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.