Home / 101,384.02-139,902.46-56,062.60

Finding the Fourth Proportional to 101,384.02, 139,902.46 and 56,062.60

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Solution

The fourth proportional to 101,384.02, 139,902.46 and 56,062.60 is: 77,362.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,384.02 : 139,902.46 = 56,062.60 : x
  2. Step 2: Convert to fraction form
    101,384.02/139,902.46 = 56,062.60/x
  3. Step 3: Cross multiply
    101,384.02x = 139,902.46 × 56,062.60
  4. Step 4: Simplify right side
    101,384.02x = 7,843,295,654.00
  5. Step 5: Solve for x
    x = 7,843,295,654.00/101,384.02
  6. Step 6: Final answer
    x = 77,362.25

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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.