Home / 158,939.67-219,239.46-94,365.10

Finding the Fourth Proportional to 158,939.67, 219,239.46 and 94,365.10

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Solution

The fourth proportional to 158,939.67, 219,239.46 and 94,365.10 is: 130,166.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,939.67 : 219,239.46 = 94,365.10 : x
  2. Step 2: Convert to fraction form
    158,939.67/219,239.46 = 94,365.10/x
  3. Step 3: Cross multiply
    158,939.67x = 219,239.46 × 94,365.10
  4. Step 4: Simplify right side
    158,939.67x = 20,688,553,840.90
  5. Step 5: Solve for x
    x = 20,688,553,840.90/158,939.67
  6. Step 6: Final answer
    x = 130,166.08

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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.