Home / 46,779-64,607.34-36,295.80

Finding the Fourth Proportional to 46,779, 64,607.34 and 36,295.80

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Solution

The fourth proportional to 46,779, 64,607.34 and 36,295.80 is: 50,128.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,779 : 64,607.34 = 36,295.80 : x
  2. Step 2: Convert to fraction form
    46,779/64,607.34 = 36,295.80/x
  3. Step 3: Cross multiply
    46,779x = 64,607.34 × 36,295.80
  4. Step 4: Simplify right side
    46,779x = 2,344,975,091.17
  5. Step 5: Solve for x
    x = 2,344,975,091.17/46,779
  6. Step 6: Final answer
    x = 50,128.80

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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.