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Finding the Fourth Proportional to 283,886.21, 425,900.92 and 94,347.57

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Solution

The fourth proportional to 283,886.21, 425,900.92 and 94,347.57 is: 141,545.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,886.21 : 425,900.92 = 94,347.57 : x
  2. Step 2: Convert to fraction form
    283,886.21/425,900.92 = 94,347.57/x
  3. Step 3: Cross multiply
    283,886.21x = 425,900.92 × 94,347.57
  4. Step 4: Simplify right side
    283,886.21x = 40,182,716,862.76
  5. Step 5: Solve for x
    x = 40,182,716,862.76/283,886.21
  6. Step 6: Final answer
    x = 141,545.15

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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.