Home / 51,434.96-77,088.83-30,353.63

Finding the Fourth Proportional to 51,434.96, 77,088.83 and 30,353.63

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Solution

The fourth proportional to 51,434.96, 77,088.83 and 30,353.63 is: 45,492.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,434.96 : 77,088.83 = 30,353.63 : x
  2. Step 2: Convert to fraction form
    51,434.96/77,088.83 = 30,353.63/x
  3. Step 3: Cross multiply
    51,434.96x = 77,088.83 × 30,353.63
  4. Step 4: Simplify right side
    51,434.96x = 2,339,925,285.74
  5. Step 5: Solve for x
    x = 2,339,925,285.74/51,434.96
  6. Step 6: Final answer
    x = 45,492.90

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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.