Home / 81,962.10-113,106.60-46,155.63

Finding the Fourth Proportional to 81,962.10, 113,106.60 and 46,155.63

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Solution

The fourth proportional to 81,962.10, 113,106.60 and 46,155.63 is: 63,694.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,962.10 : 113,106.60 = 46,155.63 : x
  2. Step 2: Convert to fraction form
    81,962.10/113,106.60 = 46,155.63/x
  3. Step 3: Cross multiply
    81,962.10x = 113,106.60 × 46,155.63
  4. Step 4: Simplify right side
    81,962.10x = 5,220,506,380.16
  5. Step 5: Solve for x
    x = 5,220,506,380.16/81,962.10
  6. Step 6: Final answer
    x = 63,694.15

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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.