Home / 291,974.45-402,925.05-171,091.67

Finding the Fourth Proportional to 291,974.45, 402,925.05 and 171,091.67

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Solution

The fourth proportional to 291,974.45, 402,925.05 and 171,091.67 is: 236,106.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,974.45 : 402,925.05 = 171,091.67 : x
  2. Step 2: Convert to fraction form
    291,974.45/402,925.05 = 171,091.67/x
  3. Step 3: Cross multiply
    291,974.45x = 402,925.05 × 171,091.67
  4. Step 4: Simplify right side
    291,974.45x = 68,937,117,674.71
  5. Step 5: Solve for x
    x = 68,937,117,674.71/291,974.45
  6. Step 6: Final answer
    x = 236,106.68

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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.