Home / 110,763.48-152,757.12-67,710.36

Finding the Fourth Proportional to 110,763.48, 152,757.12 and 67,710.36

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Solution

The fourth proportional to 110,763.48, 152,757.12 and 67,710.36 is: 93,381.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,763.48 : 152,757.12 = 67,710.36 : x
  2. Step 2: Convert to fraction form
    110,763.48/152,757.12 = 67,710.36/x
  3. Step 3: Cross multiply
    110,763.48x = 152,757.12 × 67,710.36
  4. Step 4: Simplify right side
    110,763.48x = 10,343,239,587.76
  5. Step 5: Solve for x
    x = 10,343,239,587.76/110,763.48
  6. Step 6: Final answer
    x = 93,381.32

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1.5x scale

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.