Home / 141,388.87-212,038.35-46,601.39

Finding the Fourth Proportional to 141,388.87, 212,038.35 and 46,601.39

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Solution

The fourth proportional to 141,388.87, 212,038.35 and 46,601.39 is: 69,887.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,388.87 : 212,038.35 = 46,601.39 : x
  2. Step 2: Convert to fraction form
    141,388.87/212,038.35 = 46,601.39/x
  3. Step 3: Cross multiply
    141,388.87x = 212,038.35 × 46,601.39
  4. Step 4: Simplify right side
    141,388.87x = 9,881,281,843.31
  5. Step 5: Solve for x
    x = 9,881,281,843.31/141,388.87
  6. Step 6: Final answer
    x = 69,887.27

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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.