Home / 61,801.20-85,287.45-34,943.13

Finding the Fourth Proportional to 61,801.20, 85,287.45 and 34,943.13

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Solution

The fourth proportional to 61,801.20, 85,287.45 and 34,943.13 is: 48,222.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,801.20 : 85,287.45 = 34,943.13 : x
  2. Step 2: Convert to fraction form
    61,801.20/85,287.45 = 34,943.13/x
  3. Step 3: Cross multiply
    61,801.20x = 85,287.45 × 34,943.13
  4. Step 4: Simplify right side
    61,801.20x = 2,980,210,239.50
  5. Step 5: Solve for x
    x = 2,980,210,239.50/61,801.20
  6. Step 6: Final answer
    x = 48,222.53

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1.5x scale

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.