Home / 92,929,349.72-139,409,905.30-38,312,078.67

Finding the Fourth Proportional to 92,929,349.72, 139,409,905.30 and 38,312,078.67

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Solution

The fourth proportional to 92,929,349.72, 139,409,905.30 and 38,312,078.67 is: 57,474,665.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,929,349.72 : 139,409,905.30 = 38,312,078.67 : x
  2. Step 2: Convert to fraction form
    92,929,349.72/139,409,905.30 = 38,312,078.67/x
  3. Step 3: Cross multiply
    92,929,349.72x = 139,409,905.30 × 38,312,078.67
  4. Step 4: Simplify right side
    92,929,349.72x = 5,341,083,259,135,071
  5. Step 5: Solve for x
    x = 5,341,083,259,135,071/92,929,349.72
  6. Step 6: Final answer
    x = 57,474,665.16

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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.