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Finding the Fourth Proportional to 367,066.36, 550,547.70 and 117,715.96

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Solution

The fourth proportional to 367,066.36, 550,547.70 and 117,715.96 is: 176,557.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,066.36 : 550,547.70 = 117,715.96 : x
  2. Step 2: Convert to fraction form
    367,066.36/550,547.70 = 117,715.96/x
  3. Step 3: Cross multiply
    367,066.36x = 550,547.70 × 117,715.96
  4. Step 4: Simplify right side
    367,066.36x = 64,808,251,031.29
  5. Step 5: Solve for x
    x = 64,808,251,031.29/367,066.36
  6. Step 6: Final answer
    x = 176,557.32

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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.