Home / 93,666.35-140,500.85-30,486.81

Finding the Fourth Proportional to 93,666.35, 140,500.85 and 30,486.81

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Solution

The fourth proportional to 93,666.35, 140,500.85 and 30,486.81 is: 45,730.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,666.35 : 140,500.85 = 30,486.81 : x
  2. Step 2: Convert to fraction form
    93,666.35/140,500.85 = 30,486.81/x
  3. Step 3: Cross multiply
    93,666.35x = 140,500.85 × 30,486.81
  4. Step 4: Simplify right side
    93,666.35x = 4,283,422,718.79
  5. Step 5: Solve for x
    x = 4,283,422,718.79/93,666.35
  6. Step 6: Final answer
    x = 45,730.65

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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.