Home / 141,421.50-212,233.41-51,464.07

Finding the Fourth Proportional to 141,421.50, 212,233.41 and 51,464.07

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Solution

The fourth proportional to 141,421.50, 212,233.41 and 51,464.07 is: 77,232.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,421.50 : 212,233.41 = 51,464.07 : x
  2. Step 2: Convert to fraction form
    141,421.50/212,233.41 = 51,464.07/x
  3. Step 3: Cross multiply
    141,421.50x = 212,233.41 × 51,464.07
  4. Step 4: Simplify right side
    141,421.50x = 10,922,395,068.58
  5. Step 5: Solve for x
    x = 10,922,395,068.58/141,421.50
  6. Step 6: Final answer
    x = 77,232.92

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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.