Home / 358,346.20-537,713.70-148,005.40

Finding the Fourth Proportional to 358,346.20, 537,713.70 and 148,005.40

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Solution

The fourth proportional to 358,346.20, 537,713.70 and 148,005.40 is: 222,088.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,346.20 : 537,713.70 = 148,005.40 : x
  2. Step 2: Convert to fraction form
    358,346.20/537,713.70 = 148,005.40/x
  3. Step 3: Cross multiply
    358,346.20x = 537,713.70 × 148,005.40
  4. Step 4: Simplify right side
    358,346.20x = 79,584,531,253.98
  5. Step 5: Solve for x
    x = 79,584,531,253.98/358,346.20
  6. Step 6: Final answer
    x = 222,088.39

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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.