Home / 118,377.02-163,354.04-64,661.26

Finding the Fourth Proportional to 118,377.02, 163,354.04 and 64,661.26

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Solution

The fourth proportional to 118,377.02, 163,354.04 and 64,661.26 is: 89,229.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,377.02 : 163,354.04 = 64,661.26 : x
  2. Step 2: Convert to fraction form
    118,377.02/163,354.04 = 64,661.26/x
  3. Step 3: Cross multiply
    118,377.02x = 163,354.04 × 64,661.26
  4. Step 4: Simplify right side
    118,377.02x = 10,562,678,052.49
  5. Step 5: Solve for x
    x = 10,562,678,052.49/118,377.02
  6. Step 6: Final answer
    x = 89,229.13

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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.