Home / 92,946.54-139,305.60-42,959.01

Finding the Fourth Proportional to 92,946.54, 139,305.60 and 42,959.01

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Solution

The fourth proportional to 92,946.54, 139,305.60 and 42,959.01 is: 64,385.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,946.54 : 139,305.60 = 42,959.01 : x
  2. Step 2: Convert to fraction form
    92,946.54/139,305.60 = 42,959.01/x
  3. Step 3: Cross multiply
    92,946.54x = 139,305.60 × 42,959.01
  4. Step 4: Simplify right side
    92,946.54x = 5,984,430,663.46
  5. Step 5: Solve for x
    x = 5,984,430,663.46/92,946.54
  6. Step 6: Final answer
    x = 64,385.73

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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.