Home / 97,640.02-146,332.05-55,539.46

Finding the Fourth Proportional to 97,640.02, 146,332.05 and 55,539.46

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Solution

The fourth proportional to 97,640.02, 146,332.05 and 55,539.46 is: 83,236.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,640.02 : 146,332.05 = 55,539.46 : x
  2. Step 2: Convert to fraction form
    97,640.02/146,332.05 = 55,539.46/x
  3. Step 3: Cross multiply
    97,640.02x = 146,332.05 × 55,539.46
  4. Step 4: Simplify right side
    97,640.02x = 8,127,203,012.34
  5. Step 5: Solve for x
    x = 8,127,203,012.34/97,640.02
  6. Step 6: Final answer
    x = 83,236.39

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1.5x scale

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.