Home / 127,064.84-190,473.32-60,487.08

Finding the Fourth Proportional to 127,064.84, 190,473.32 and 60,487.08

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Solution

The fourth proportional to 127,064.84, 190,473.32 and 60,487.08 is: 90,671.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,064.84 : 190,473.32 = 60,487.08 : x
  2. Step 2: Convert to fraction form
    127,064.84/190,473.32 = 60,487.08/x
  3. Step 3: Cross multiply
    127,064.84x = 190,473.32 × 60,487.08
  4. Step 4: Simplify right side
    127,064.84x = 11,521,174,642.27
  5. Step 5: Solve for x
    x = 11,521,174,642.27/127,064.84
  6. Step 6: Final answer
    x = 90,671.62

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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.