Home / 118,253.44-163,193.70-64,541.53

Finding the Fourth Proportional to 118,253.44, 163,193.70 and 64,541.53

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Solution

The fourth proportional to 118,253.44, 163,193.70 and 64,541.53 is: 89,069.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,253.44 : 163,193.70 = 64,541.53 : x
  2. Step 2: Convert to fraction form
    118,253.44/163,193.70 = 64,541.53/x
  3. Step 3: Cross multiply
    118,253.44x = 163,193.70 × 64,541.53
  4. Step 4: Simplify right side
    118,253.44x = 10,532,771,084.36
  5. Step 5: Solve for x
    x = 10,532,771,084.36/118,253.44
  6. Step 6: Final answer
    x = 89,069.47

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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.