Home / 127,088.83-190,509.28-60,511.07

Finding the Fourth Proportional to 127,088.83, 190,509.28 and 60,511.07

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Solution

The fourth proportional to 127,088.83, 190,509.28 and 60,511.07 is: 90,707.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,088.83 : 190,509.28 = 60,511.07 : x
  2. Step 2: Convert to fraction form
    127,088.83/190,509.28 = 60,511.07/x
  3. Step 3: Cross multiply
    127,088.83x = 190,509.28 × 60,511.07
  4. Step 4: Simplify right side
    127,088.83x = 11,527,920,377.73
  5. Step 5: Solve for x
    x = 11,527,920,377.73/127,088.83
  6. Step 6: Final answer
    x = 90,707.58

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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.