Home / 82,364.79-113,662.40-44,638.23

Finding the Fourth Proportional to 82,364.79, 113,662.40 and 44,638.23

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Solution

The fourth proportional to 82,364.79, 113,662.40 and 44,638.23 is: 61,600.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,364.79 : 113,662.40 = 44,638.23 : x
  2. Step 2: Convert to fraction form
    82,364.79/113,662.40 = 44,638.23/x
  3. Step 3: Cross multiply
    82,364.79x = 113,662.40 × 44,638.23
  4. Step 4: Simplify right side
    82,364.79x = 5,073,688,130.36
  5. Step 5: Solve for x
    x = 5,073,688,130.36/82,364.79
  6. Step 6: Final answer
    x = 61,600.21

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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.