Home / 152,812.53-229,221.63-52,975.98

Finding the Fourth Proportional to 152,812.53, 229,221.63 and 52,975.98

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Solution

The fourth proportional to 152,812.53, 229,221.63 and 52,975.98 is: 79,464.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,812.53 : 229,221.63 = 52,975.98 : x
  2. Step 2: Convert to fraction form
    152,812.53/229,221.63 = 52,975.98/x
  3. Step 3: Cross multiply
    152,812.53x = 229,221.63 × 52,975.98
  4. Step 4: Simplify right side
    152,812.53x = 12,143,240,486.45
  5. Step 5: Solve for x
    x = 12,143,240,486.45/152,812.53
  6. Step 6: Final answer
    x = 79,464.95

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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.