Home / 131,522.04-197,312.22-38,020.68

Finding the Fourth Proportional to 131,522.04, 197,312.22 and 38,020.68

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Solution

The fourth proportional to 131,522.04, 197,312.22 and 38,020.68 is: 57,039.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,522.04 : 197,312.22 = 38,020.68 : x
  2. Step 2: Convert to fraction form
    131,522.04/197,312.22 = 38,020.68/x
  3. Step 3: Cross multiply
    131,522.04x = 197,312.22 × 38,020.68
  4. Step 4: Simplify right side
    131,522.04x = 7,501,944,776.71
  5. Step 5: Solve for x
    x = 7,501,944,776.71/131,522.04
  6. Step 6: Final answer
    x = 57,039.45

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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.