Home / 355,577.43-533,325.08-89,317.67

Finding the Fourth Proportional to 355,577.43, 533,325.08 and 89,317.67

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Solution

The fourth proportional to 355,577.43, 533,325.08 and 89,317.67 is: 133,966.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,577.43 : 533,325.08 = 89,317.67 : x
  2. Step 2: Convert to fraction form
    355,577.43/533,325.08 = 89,317.67/x
  3. Step 3: Cross multiply
    355,577.43x = 533,325.08 × 89,317.67
  4. Step 4: Simplify right side
    355,577.43x = 47,635,350,384.95
  5. Step 5: Solve for x
    x = 47,635,350,384.95/355,577.43
  6. Step 6: Final answer
    x = 133,966.18

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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.