Home / 104,316.29-143,956.52-56,569.62

Finding the Fourth Proportional to 104,316.29, 143,956.52 and 56,569.62

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Solution

The fourth proportional to 104,316.29, 143,956.52 and 56,569.62 is: 78,066.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,316.29 : 143,956.52 = 56,569.62 : x
  2. Step 2: Convert to fraction form
    104,316.29/143,956.52 = 56,569.62/x
  3. Step 3: Cross multiply
    104,316.29x = 143,956.52 × 56,569.62
  4. Step 4: Simplify right side
    104,316.29x = 8,143,565,632.92
  5. Step 5: Solve for x
    x = 8,143,565,632.92/104,316.29
  6. Step 6: Final answer
    x = 78,066.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.