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Finding the Fourth Proportional to 73,316, 109,807.84 and 46,662.08

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Solution

The fourth proportional to 73,316, 109,807.84 and 46,662.08 is: 69,887.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,316 : 109,807.84 = 46,662.08 : x
  2. Step 2: Convert to fraction form
    73,316/109,807.84 = 46,662.08/x
  3. Step 3: Cross multiply
    73,316x = 109,807.84 × 46,662.08
  4. Step 4: Simplify right side
    73,316x = 5,123,862,214.71
  5. Step 5: Solve for x
    x = 5,123,862,214.71/73,316
  6. Step 6: Final answer
    x = 69,887.37

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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.