Home / 92,945.04-139,303.32-42,957.54

Finding the Fourth Proportional to 92,945.04, 139,303.32 and 42,957.54

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Solution

The fourth proportional to 92,945.04, 139,303.32 and 42,957.54 is: 64,383.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,945.04 : 139,303.32 = 42,957.54 : x
  2. Step 2: Convert to fraction form
    92,945.04/139,303.32 = 42,957.54/x
  3. Step 3: Cross multiply
    92,945.04x = 139,303.32 × 42,957.54
  4. Step 4: Simplify right side
    92,945.04x = 5,984,127,941.03
  5. Step 5: Solve for x
    x = 5,984,127,941.03/92,945.04
  6. Step 6: Final answer
    x = 64,383.51

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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.