Home / 102,854.84-154,226.78-46,664.28

Finding the Fourth Proportional to 102,854.84, 154,226.78 and 46,664.28

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Solution

The fourth proportional to 102,854.84, 154,226.78 and 46,664.28 is: 69,971.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,854.84 : 154,226.78 = 46,664.28 : x
  2. Step 2: Convert to fraction form
    102,854.84/154,226.78 = 46,664.28/x
  3. Step 3: Cross multiply
    102,854.84x = 154,226.78 × 46,664.28
  4. Step 4: Simplify right side
    102,854.84x = 7,196,881,645.42
  5. Step 5: Solve for x
    x = 7,196,881,645.42/102,854.84
  6. Step 6: Final answer
    x = 69,971.25

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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.