Home / 83,745.45-115,567.38-46,018.89

Finding the Fourth Proportional to 83,745.45, 115,567.38 and 46,018.89

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Solution

The fourth proportional to 83,745.45, 115,567.38 and 46,018.89 is: 63,505.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,745.45 : 115,567.38 = 46,018.89 : x
  2. Step 2: Convert to fraction form
    83,745.45/115,567.38 = 46,018.89/x
  3. Step 3: Cross multiply
    83,745.45x = 115,567.38 × 46,018.89
  4. Step 4: Simplify right side
    83,745.45x = 5,318,282,547.81
  5. Step 5: Solve for x
    x = 5,318,282,547.81/83,745.45
  6. Step 6: Final answer
    x = 63,505.33

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1.5x scale

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.