Home / 291,822.12-402,804.42-171,002.67

Finding the Fourth Proportional to 291,822.12, 402,804.42 and 171,002.67

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Solution

The fourth proportional to 291,822.12, 402,804.42 and 171,002.67 is: 236,036.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,822.12 : 402,804.42 = 171,002.67 : x
  2. Step 2: Convert to fraction form
    291,822.12/402,804.42 = 171,002.67/x
  3. Step 3: Cross multiply
    291,822.12x = 402,804.42 × 171,002.67
  4. Step 4: Simplify right side
    291,822.12x = 68,880,631,307.80
  5. Step 5: Solve for x
    x = 68,880,631,307.80/291,822.12
  6. Step 6: Final answer
    x = 236,036.36

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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.