Home / 61,836.21-85,281.35-47,530.71

Finding the Fourth Proportional to 61,836.21, 85,281.35 and 47,530.71

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Solution

The fourth proportional to 61,836.21, 85,281.35 and 47,530.71 is: 65,551.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,836.21 : 85,281.35 = 47,530.71 : x
  2. Step 2: Convert to fraction form
    61,836.21/85,281.35 = 47,530.71/x
  3. Step 3: Cross multiply
    61,836.21x = 85,281.35 × 47,530.71
  4. Step 4: Simplify right side
    61,836.21x = 4,053,482,877.60
  5. Step 5: Solve for x
    x = 4,053,482,877.60/61,836.21
  6. Step 6: Final answer
    x = 65,551.93

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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.