Home / 355,707.50-533,521.94-89,468.11

Finding the Fourth Proportional to 355,707.50, 533,521.94 and 89,468.11

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Solution

The fourth proportional to 355,707.50, 533,521.94 and 89,468.11 is: 134,192.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,707.50 : 533,521.94 = 89,468.11 : x
  2. Step 2: Convert to fraction form
    355,707.50/533,521.94 = 89,468.11/x
  3. Step 3: Cross multiply
    355,707.50x = 533,521.94 × 89,468.11
  4. Step 4: Simplify right side
    355,707.50x = 47,733,199,834.90
  5. Step 5: Solve for x
    x = 47,733,199,834.90/355,707.50
  6. Step 6: Final answer
    x = 134,192.28

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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.