Home / 118,663.36-178,056.40-52,150.16

Finding the Fourth Proportional to 118,663.36, 178,056.40 and 52,150.16

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Solution

The fourth proportional to 118,663.36, 178,056.40 and 52,150.16 is: 78,252.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,663.36 : 178,056.40 = 52,150.16 : x
  2. Step 2: Convert to fraction form
    118,663.36/178,056.40 = 52,150.16/x
  3. Step 3: Cross multiply
    118,663.36x = 178,056.40 × 52,150.16
  4. Step 4: Simplify right side
    118,663.36x = 9,285,669,749.02
  5. Step 5: Solve for x
    x = 9,285,669,749.02/118,663.36
  6. Step 6: Final answer
    x = 78,252.21

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1.5x scale

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.