Home / 93,491.12-140,158.62-43,545.51

Finding the Fourth Proportional to 93,491.12, 140,158.62 and 43,545.51

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Solution

The fourth proportional to 93,491.12, 140,158.62 and 43,545.51 is: 65,281.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,491.12 : 140,158.62 = 43,545.51 : x
  2. Step 2: Convert to fraction form
    93,491.12/140,158.62 = 43,545.51/x
  3. Step 3: Cross multiply
    93,491.12x = 140,158.62 × 43,545.51
  4. Step 4: Simplify right side
    93,491.12x = 6,103,278,588.80
  5. Step 5: Solve for x
    x = 6,103,278,588.80/93,491.12
  6. Step 6: Final answer
    x = 65,281.91

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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.