Home / 118,276.14-163,224.94-64,564.03

Finding the Fourth Proportional to 118,276.14, 163,224.94 and 64,564.03

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Solution

The fourth proportional to 118,276.14, 163,224.94 and 64,564.03 is: 89,100.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,276.14 : 163,224.94 = 64,564.03 : x
  2. Step 2: Convert to fraction form
    118,276.14/163,224.94 = 64,564.03/x
  3. Step 3: Cross multiply
    118,276.14x = 163,224.94 × 64,564.03
  4. Step 4: Simplify right side
    118,276.14x = 10,538,459,106.78
  5. Step 5: Solve for x
    x = 10,538,459,106.78/118,276.14
  6. Step 6: Final answer
    x = 89,100.47

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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.