Home / 124,271.34-186,430.26-68,080.48

Finding the Fourth Proportional to 124,271.34, 186,430.26 and 68,080.48

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Solution

The fourth proportional to 124,271.34, 186,430.26 and 68,080.48 is: 102,133.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,271.34 : 186,430.26 = 68,080.48 : x
  2. Step 2: Convert to fraction form
    124,271.34/186,430.26 = 68,080.48/x
  3. Step 3: Cross multiply
    124,271.34x = 186,430.26 × 68,080.48
  4. Step 4: Simplify right side
    124,271.34x = 12,692,261,587.32
  5. Step 5: Solve for x
    x = 12,692,261,587.32/124,271.34
  6. Step 6: Final answer
    x = 102,133.46

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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.