Home / 209,484.11-314,226.86-51,712.58

Finding the Fourth Proportional to 209,484.11, 314,226.86 and 51,712.58

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Solution

The fourth proportional to 209,484.11, 314,226.86 and 51,712.58 is: 77,569.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,484.11 : 314,226.86 = 51,712.58 : x
  2. Step 2: Convert to fraction form
    209,484.11/314,226.86 = 51,712.58/x
  3. Step 3: Cross multiply
    209,484.11x = 314,226.86 × 51,712.58
  4. Step 4: Simplify right side
    209,484.11x = 16,249,482,162.90
  5. Step 5: Solve for x
    x = 16,249,482,162.90/209,484.11
  6. Step 6: Final answer
    x = 77,569.04

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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.