Home / 125,801.28-188,734.72-46,916.19

Finding the Fourth Proportional to 125,801.28, 188,734.72 and 46,916.19

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Solution

The fourth proportional to 125,801.28, 188,734.72 and 46,916.19 is: 70,386.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,801.28 : 188,734.72 = 46,916.19 : x
  2. Step 2: Convert to fraction form
    125,801.28/188,734.72 = 46,916.19/x
  3. Step 3: Cross multiply
    125,801.28x = 188,734.72 × 46,916.19
  4. Step 4: Simplify right side
    125,801.28x = 8,854,713,983.12
  5. Step 5: Solve for x
    x = 8,854,713,983.12/125,801.28
  6. Step 6: Final answer
    x = 70,386.52

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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.