Home / 61,869.02-85,378.04-35,011.04

Finding the Fourth Proportional to 61,869.02, 85,378.04 and 35,011.04

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Solution

The fourth proportional to 61,869.02, 85,378.04 and 35,011.04 is: 48,314.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,869.02 : 85,378.04 = 35,011.04 : x
  2. Step 2: Convert to fraction form
    61,869.02/85,378.04 = 35,011.04/x
  3. Step 3: Cross multiply
    61,869.02x = 85,378.04 × 35,011.04
  4. Step 4: Simplify right side
    61,869.02x = 2,989,173,973.56
  5. Step 5: Solve for x
    x = 2,989,173,973.56/61,869.02
  6. Step 6: Final answer
    x = 48,314.55

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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.