Home / 65,748.76-90,733.30-35,533.98

Finding the Fourth Proportional to 65,748.76, 90,733.30 and 35,533.98

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Solution

The fourth proportional to 65,748.76, 90,733.30 and 35,533.98 is: 49,036.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,748.76 : 90,733.30 = 35,533.98 : x
  2. Step 2: Convert to fraction form
    65,748.76/90,733.30 = 35,533.98/x
  3. Step 3: Cross multiply
    65,748.76x = 90,733.30 × 35,533.98
  4. Step 4: Simplify right side
    65,748.76x = 3,224,115,267.53
  5. Step 5: Solve for x
    x = 3,224,115,267.53/65,748.76
  6. Step 6: Final answer
    x = 49,036.90

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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.