Home / 88,813.12-133,285.44-42,066.14

Finding the Fourth Proportional to 88,813.12, 133,285.44 and 42,066.14

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Solution

The fourth proportional to 88,813.12, 133,285.44 and 42,066.14 is: 63,130.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,813.12 : 133,285.44 = 42,066.14 : x
  2. Step 2: Convert to fraction form
    88,813.12/133,285.44 = 42,066.14/x
  3. Step 3: Cross multiply
    88,813.12x = 133,285.44 × 42,066.14
  4. Step 4: Simplify right side
    88,813.12x = 5,606,803,979.00
  5. Step 5: Solve for x
    x = 5,606,803,979.00/88,813.12
  6. Step 6: Final answer
    x = 63,130.36

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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.