Home / 100,877.77-151,485.36-63,015.13

Finding the Fourth Proportional to 100,877.77, 151,485.36 and 63,015.13

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Solution

The fourth proportional to 100,877.77, 151,485.36 and 63,015.13 is: 94,628.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,877.77 : 151,485.36 = 63,015.13 : x
  2. Step 2: Convert to fraction form
    100,877.77/151,485.36 = 63,015.13/x
  3. Step 3: Cross multiply
    100,877.77x = 151,485.36 × 63,015.13
  4. Step 4: Simplify right side
    100,877.77x = 9,545,869,606.55
  5. Step 5: Solve for x
    x = 9,545,869,606.55/100,877.77
  6. Step 6: Final answer
    x = 94,628.08

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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.