Home / 355,623.60-533,324.08-118,911.12

Finding the Fourth Proportional to 355,623.60, 533,324.08 and 118,911.12

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Solution

The fourth proportional to 355,623.60, 533,324.08 and 118,911.12 is: 178,329.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,623.60 : 533,324.08 = 118,911.12 : x
  2. Step 2: Convert to fraction form
    355,623.60/533,324.08 = 118,911.12/x
  3. Step 3: Cross multiply
    355,623.60x = 533,324.08 × 118,911.12
  4. Step 4: Simplify right side
    355,623.60x = 63,418,163,675.77
  5. Step 5: Solve for x
    x = 63,418,163,675.77/355,623.60
  6. Step 6: Final answer
    x = 178,329.46

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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.