Home / 84,803.42-127,209.63-25,637.58

Finding the Fourth Proportional to 84,803.42, 127,209.63 and 25,637.58

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Solution

The fourth proportional to 84,803.42, 127,209.63 and 25,637.58 is: 38,457.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,803.42 : 127,209.63 = 25,637.58 : x
  2. Step 2: Convert to fraction form
    84,803.42/127,209.63 = 25,637.58/x
  3. Step 3: Cross multiply
    84,803.42x = 127,209.63 × 25,637.58
  4. Step 4: Simplify right side
    84,803.42x = 3,261,347,065.90
  5. Step 5: Solve for x
    x = 3,261,347,065.90/84,803.42
  6. Step 6: Final answer
    x = 38,457.73

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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.