Home / 46,457.20-69,718.20-29,857.60

Finding the Fourth Proportional to 46,457.20, 69,718.20 and 29,857.60

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Solution

The fourth proportional to 46,457.20, 69,718.20 and 29,857.60 is: 44,807.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,457.20 : 69,718.20 = 29,857.60 : x
  2. Step 2: Convert to fraction form
    46,457.20/69,718.20 = 29,857.60/x
  3. Step 3: Cross multiply
    46,457.20x = 69,718.20 × 29,857.60
  4. Step 4: Simplify right side
    46,457.20x = 2,081,618,128.32
  5. Step 5: Solve for x
    x = 2,081,618,128.32/46,457.20
  6. Step 6: Final answer
    x = 44,807.22

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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.