Home / 82,156.63-113,381.40-46,333.57

Finding the Fourth Proportional to 82,156.63, 113,381.40 and 46,333.57

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Solution

The fourth proportional to 82,156.63, 113,381.40 and 46,333.57 is: 63,943.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,156.63 : 113,381.40 = 46,333.57 : x
  2. Step 2: Convert to fraction form
    82,156.63/113,381.40 = 46,333.57/x
  3. Step 3: Cross multiply
    82,156.63x = 113,381.40 × 46,333.57
  4. Step 4: Simplify right side
    82,156.63x = 5,253,364,376.75
  5. Step 5: Solve for x
    x = 5,253,364,376.75/82,156.63
  6. Step 6: Final answer
    x = 63,943.28

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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.