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Finding the Fourth Proportional to 264,707.36, 365,295.41 and 143,848.67

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Solution

The fourth proportional to 264,707.36, 365,295.41 and 143,848.67 is: 198,510.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,707.36 : 365,295.41 = 143,848.67 : x
  2. Step 2: Convert to fraction form
    264,707.36/365,295.41 = 143,848.67/x
  3. Step 3: Cross multiply
    264,707.36x = 365,295.41 × 143,848.67
  4. Step 4: Simplify right side
    264,707.36x = 52,547,258,885.60
  5. Step 5: Solve for x
    x = 52,547,258,885.60/264,707.36
  6. Step 6: Final answer
    x = 198,510.76

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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.