Home / 64,931.39-97,402.65-22,807.81

Finding the Fourth Proportional to 64,931.39, 97,402.65 and 22,807.81

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Solution

The fourth proportional to 64,931.39, 97,402.65 and 22,807.81 is: 34,213.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,931.39 : 97,402.65 = 22,807.81 : x
  2. Step 2: Convert to fraction form
    64,931.39/97,402.65 = 22,807.81/x
  3. Step 3: Cross multiply
    64,931.39x = 97,402.65 × 22,807.81
  4. Step 4: Simplify right side
    64,931.39x = 2,221,540,891.19
  5. Step 5: Solve for x
    x = 2,221,540,891.19/64,931.39
  6. Step 6: Final answer
    x = 34,213.67

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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.