Home / 46,128.18-69,035.40-29,499.60

Finding the Fourth Proportional to 46,128.18, 69,035.40 and 29,499.60

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Solution

The fourth proportional to 46,128.18, 69,035.40 and 29,499.60 is: 44,149.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,128.18 : 69,035.40 = 29,499.60 : x
  2. Step 2: Convert to fraction form
    46,128.18/69,035.40 = 29,499.60/x
  3. Step 3: Cross multiply
    46,128.18x = 69,035.40 × 29,499.60
  4. Step 4: Simplify right side
    46,128.18x = 2,036,516,685.84
  5. Step 5: Solve for x
    x = 2,036,516,685.84/46,128.18
  6. Step 6: Final answer
    x = 44,149.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.