Home / 93,976.48-129,688.36-51,534.64

Finding the Fourth Proportional to 93,976.48, 129,688.36 and 51,534.64

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Solution

The fourth proportional to 93,976.48, 129,688.36 and 51,534.64 is: 71,118.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,976.48 : 129,688.36 = 51,534.64 : x
  2. Step 2: Convert to fraction form
    93,976.48/129,688.36 = 51,534.64/x
  3. Step 3: Cross multiply
    93,976.48x = 129,688.36 × 51,534.64
  4. Step 4: Simplify right side
    93,976.48x = 6,683,442,944.79
  5. Step 5: Solve for x
    x = 6,683,442,944.79/93,976.48
  6. Step 6: Final answer
    x = 71,118.25

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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.