Home / 42,580.91-63,904.16-34,281.26

Finding the Fourth Proportional to 42,580.91, 63,904.16 and 34,281.26

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Solution

The fourth proportional to 42,580.91, 63,904.16 and 34,281.26 is: 51,448.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,580.91 : 63,904.16 = 34,281.26 : x
  2. Step 2: Convert to fraction form
    42,580.91/63,904.16 = 34,281.26/x
  3. Step 3: Cross multiply
    42,580.91x = 63,904.16 × 34,281.26
  4. Step 4: Simplify right side
    42,580.91x = 2,190,714,890.22
  5. Step 5: Solve for x
    x = 2,190,714,890.22/42,580.91
  6. Step 6: Final answer
    x = 51,448.29

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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.