Home / 53,927.90-80,818.01-34,220.30

Finding the Fourth Proportional to 53,927.90, 80,818.01 and 34,220.30

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Solution

The fourth proportional to 53,927.90, 80,818.01 and 34,220.30 is: 51,283.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,927.90 : 80,818.01 = 34,220.30 : x
  2. Step 2: Convert to fraction form
    53,927.90/80,818.01 = 34,220.30/x
  3. Step 3: Cross multiply
    53,927.90x = 80,818.01 × 34,220.30
  4. Step 4: Simplify right side
    53,927.90x = 2,765,616,547.60
  5. Step 5: Solve for x
    x = 2,765,616,547.60/53,927.90
  6. Step 6: Final answer
    x = 51,283.59

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1.5x scale

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.