Home / 152,420.31-210,442.68-95,146.83

Finding the Fourth Proportional to 152,420.31, 210,442.68 and 95,146.83

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Solution

The fourth proportional to 152,420.31, 210,442.68 and 95,146.83 is: 131,366.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,420.31 : 210,442.68 = 95,146.83 : x
  2. Step 2: Convert to fraction form
    152,420.31/210,442.68 = 95,146.83/x
  3. Step 3: Cross multiply
    152,420.31x = 210,442.68 × 95,146.83
  4. Step 4: Simplify right side
    152,420.31x = 20,022,953,898.70
  5. Step 5: Solve for x
    x = 20,022,953,898.70/152,420.31
  6. Step 6: Final answer
    x = 131,366.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.