Home / 152,885.21-229,305.54-40,572.23

Finding the Fourth Proportional to 152,885.21, 229,305.54 and 40,572.23

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Solution

The fourth proportional to 152,885.21, 229,305.54 and 40,572.23 is: 60,852.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,885.21 : 229,305.54 = 40,572.23 : x
  2. Step 2: Convert to fraction form
    152,885.21/229,305.54 = 40,572.23/x
  3. Step 3: Cross multiply
    152,885.21x = 229,305.54 × 40,572.23
  4. Step 4: Simplify right side
    152,885.21x = 9,303,437,109.15
  5. Step 5: Solve for x
    x = 9,303,437,109.15/152,885.21
  6. Step 6: Final answer
    x = 60,852.43

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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.