Home / 80,858.40-111,576.04-46,877.55

Finding the Fourth Proportional to 80,858.40, 111,576.04 and 46,877.55

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Solution

The fourth proportional to 80,858.40, 111,576.04 and 46,877.55 is: 64,686.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,858.40 : 111,576.04 = 46,877.55 : x
  2. Step 2: Convert to fraction form
    80,858.40/111,576.04 = 46,877.55/x
  3. Step 3: Cross multiply
    80,858.40x = 111,576.04 × 46,877.55
  4. Step 4: Simplify right side
    80,858.40x = 5,230,411,276.71
  5. Step 5: Solve for x
    x = 5,230,411,276.71/80,858.40
  6. Step 6: Final answer
    x = 64,686.06

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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.