Home / 96,533.04-133,219.20-54,090

Finding the Fourth Proportional to 96,533.04, 133,219.20 and 54,090

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Solution

The fourth proportional to 96,533.04, 133,219.20 and 54,090 is: 74,646.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,533.04 : 133,219.20 = 54,090 : x
  2. Step 2: Convert to fraction form
    96,533.04/133,219.20 = 54,090/x
  3. Step 3: Cross multiply
    96,533.04x = 133,219.20 × 54,090
  4. Step 4: Simplify right side
    96,533.04x = 7,205,826,528.00
  5. Step 5: Solve for x
    x = 7,205,826,528.00/96,533.04
  6. Step 6: Final answer
    x = 74,646.22

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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.