Home / 355,392.27-533,009.77-102,617.89

Finding the Fourth Proportional to 355,392.27, 533,009.77 and 102,617.89

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Solution

The fourth proportional to 355,392.27, 533,009.77 and 102,617.89 is: 153,904.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,392.27 : 533,009.77 = 102,617.89 : x
  2. Step 2: Convert to fraction form
    355,392.27/533,009.77 = 102,617.89/x
  3. Step 3: Cross multiply
    355,392.27x = 533,009.77 × 102,617.89
  4. Step 4: Simplify right side
    355,392.27x = 54,696,337,946.79
  5. Step 5: Solve for x
    x = 54,696,337,946.79/355,392.27
  6. Step 6: Final answer
    x = 153,904.13

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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.