Home / 102,322.08-153,503.88-43,157.94

Finding the Fourth Proportional to 102,322.08, 153,503.88 and 43,157.94

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Solution

The fourth proportional to 102,322.08, 153,503.88 and 43,157.94 is: 64,745.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,322.08 : 153,503.88 = 43,157.94 : x
  2. Step 2: Convert to fraction form
    102,322.08/153,503.88 = 43,157.94/x
  3. Step 3: Cross multiply
    102,322.08x = 153,503.88 × 43,157.94
  4. Step 4: Simplify right side
    102,322.08x = 6,624,911,242.81
  5. Step 5: Solve for x
    x = 6,624,911,242.81/102,322.08
  6. Step 6: Final answer
    x = 64,745.67

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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.