Home / 314,432.01-471,665.23-89,774.87

Finding the Fourth Proportional to 314,432.01, 471,665.23 and 89,774.87

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Solution

The fourth proportional to 314,432.01, 471,665.23 and 89,774.87 is: 134,667.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,432.01 : 471,665.23 = 89,774.87 : x
  2. Step 2: Convert to fraction form
    314,432.01/471,665.23 = 89,774.87/x
  3. Step 3: Cross multiply
    314,432.01x = 471,665.23 × 89,774.87
  4. Step 4: Simplify right side
    314,432.01x = 42,343,682,124.01
  5. Step 5: Solve for x
    x = 42,343,682,124.01/314,432.01
  6. Step 6: Final answer
    x = 134,667.21

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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.