Home / 98,063.02-135,173.44-64,054.49

Finding the Fourth Proportional to 98,063.02, 135,173.44 and 64,054.49

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Solution

The fourth proportional to 98,063.02, 135,173.44 and 64,054.49 is: 88,294.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,063.02 : 135,173.44 = 64,054.49 : x
  2. Step 2: Convert to fraction form
    98,063.02/135,173.44 = 64,054.49/x
  3. Step 3: Cross multiply
    98,063.02x = 135,173.44 × 64,054.49
  4. Step 4: Simplify right side
    98,063.02x = 8,658,464,764.61
  5. Step 5: Solve for x
    x = 8,658,464,764.61/98,063.02
  6. Step 6: Final answer
    x = 88,294.91

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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.