Home / 63,748.59-87,971.81-35,453.67

Finding the Fourth Proportional to 63,748.59, 87,971.81 and 35,453.67

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Solution

The fourth proportional to 63,748.59, 87,971.81 and 35,453.67 is: 48,925.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,748.59 : 87,971.81 = 35,453.67 : x
  2. Step 2: Convert to fraction form
    63,748.59/87,971.81 = 35,453.67/x
  3. Step 3: Cross multiply
    63,748.59x = 87,971.81 × 35,453.67
  4. Step 4: Simplify right side
    63,748.59x = 3,118,923,343.77
  5. Step 5: Solve for x
    x = 3,118,923,343.77/63,748.59
  6. Step 6: Final answer
    x = 48,925.37

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1.5x scale

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.