Home / 131,590.71-197,384.23-31,750.07

Finding the Fourth Proportional to 131,590.71, 197,384.23 and 31,750.07

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Solution

The fourth proportional to 131,590.71, 197,384.23 and 31,750.07 is: 47,624.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,590.71 : 197,384.23 = 31,750.07 : x
  2. Step 2: Convert to fraction form
    131,590.71/197,384.23 = 31,750.07/x
  3. Step 3: Cross multiply
    131,590.71x = 197,384.23 × 31,750.07
  4. Step 4: Simplify right side
    131,590.71x = 6,266,962,172.16
  5. Step 5: Solve for x
    x = 6,266,962,172.16/131,590.71
  6. Step 6: Final answer
    x = 47,624.66

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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.