Home / 141,669.09-212,452.59-46,881.78

Finding the Fourth Proportional to 141,669.09, 212,452.59 and 46,881.78

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Solution

The fourth proportional to 141,669.09, 212,452.59 and 46,881.78 is: 70,305.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,669.09 : 212,452.59 = 46,881.78 : x
  2. Step 2: Convert to fraction form
    141,669.09/212,452.59 = 46,881.78/x
  3. Step 3: Cross multiply
    141,669.09x = 212,452.59 × 46,881.78
  4. Step 4: Simplify right side
    141,669.09x = 9,960,155,584.81
  5. Step 5: Solve for x
    x = 9,960,155,584.81/141,669.09
  6. Step 6: Final answer
    x = 70,305.78

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1.5x scale

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.