Home / 127,292.46-190,648.04-60,779.28

Finding the Fourth Proportional to 127,292.46, 190,648.04 and 60,779.28

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Solution

The fourth proportional to 127,292.46, 190,648.04 and 60,779.28 is: 91,030.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,292.46 : 190,648.04 = 60,779.28 : x
  2. Step 2: Convert to fraction form
    127,292.46/190,648.04 = 60,779.28/x
  3. Step 3: Cross multiply
    127,292.46x = 190,648.04 × 60,779.28
  4. Step 4: Simplify right side
    127,292.46x = 11,587,450,300.71
  5. Step 5: Solve for x
    x = 11,587,450,300.71/127,292.46
  6. Step 6: Final answer
    x = 91,030.14

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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.