Home / 152,953.20-229,205.70-137,158.20

Finding the Fourth Proportional to 152,953.20, 229,205.70 and 137,158.20

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Solution

The fourth proportional to 152,953.20, 229,205.70 and 137,158.20 is: 205,536.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,953.20 : 229,205.70 = 137,158.20 : x
  2. Step 2: Convert to fraction form
    152,953.20/229,205.70 = 137,158.20/x
  3. Step 3: Cross multiply
    152,953.20x = 229,205.70 × 137,158.20
  4. Step 4: Simplify right side
    152,953.20x = 31,437,441,241.74
  5. Step 5: Solve for x
    x = 31,437,441,241.74/152,953.20
  6. Step 6: Final answer
    x = 205,536.34

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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.