Home / 141,949.04-212,918.90-57,684.20

Finding the Fourth Proportional to 141,949.04, 212,918.90 and 57,684.20

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Solution

The fourth proportional to 141,949.04, 212,918.90 and 57,684.20 is: 86,524.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,949.04 : 212,918.90 = 57,684.20 : x
  2. Step 2: Convert to fraction form
    141,949.04/212,918.90 = 57,684.20/x
  3. Step 3: Cross multiply
    141,949.04x = 212,918.90 × 57,684.20
  4. Step 4: Simplify right side
    141,949.04x = 12,282,055,058.36
  5. Step 5: Solve for x
    x = 12,282,055,058.36/141,949.04
  6. Step 6: Final answer
    x = 86,524.40

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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.