Home / 81,395.32-112,314.87-46,941.34

Finding the Fourth Proportional to 81,395.32, 112,314.87 and 46,941.34

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Solution

The fourth proportional to 81,395.32, 112,314.87 and 46,941.34 is: 64,772.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,395.32 : 112,314.87 = 46,941.34 : x
  2. Step 2: Convert to fraction form
    81,395.32/112,314.87 = 46,941.34/x
  3. Step 3: Cross multiply
    81,395.32x = 112,314.87 × 46,941.34
  4. Step 4: Simplify right side
    81,395.32x = 5,272,209,757.67
  5. Step 5: Solve for x
    x = 5,272,209,757.67/81,395.32
  6. Step 6: Final answer
    x = 64,772.89

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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.