Home / 158,132.85-218,201.81-94,457.13

Finding the Fourth Proportional to 158,132.85, 218,201.81 and 94,457.13

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Solution

The fourth proportional to 158,132.85, 218,201.81 and 94,457.13 is: 130,337.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,132.85 : 218,201.81 = 94,457.13 : x
  2. Step 2: Convert to fraction form
    158,132.85/218,201.81 = 94,457.13/x
  3. Step 3: Cross multiply
    158,132.85x = 218,201.81 × 94,457.13
  4. Step 4: Simplify right side
    158,132.85x = 20,610,716,733.41
  5. Step 5: Solve for x
    x = 20,610,716,733.41/158,132.85
  6. Step 6: Final answer
    x = 130,337.98

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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.