Home / 93,967.20-129,682.80-51,533.88

Finding the Fourth Proportional to 93,967.20, 129,682.80 and 51,533.88

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Solution

The fourth proportional to 93,967.20, 129,682.80 and 51,533.88 is: 71,121.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,967.20 : 129,682.80 = 51,533.88 : x
  2. Step 2: Convert to fraction form
    93,967.20/129,682.80 = 51,533.88/x
  3. Step 3: Cross multiply
    93,967.20x = 129,682.80 × 51,533.88
  4. Step 4: Simplify right side
    93,967.20x = 6,683,057,853.26
  5. Step 5: Solve for x
    x = 6,683,057,853.26/93,967.20
  6. Step 6: Final answer
    x = 71,121.18

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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.