Home / 164,913.13-227,580.56-89,461.63

Finding the Fourth Proportional to 164,913.13, 227,580.56 and 89,461.63

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Solution

The fourth proportional to 164,913.13, 227,580.56 and 89,461.63 is: 123,457.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,913.13 : 227,580.56 = 89,461.63 : x
  2. Step 2: Convert to fraction form
    164,913.13/227,580.56 = 89,461.63/x
  3. Step 3: Cross multiply
    164,913.13x = 227,580.56 × 89,461.63
  4. Step 4: Simplify right side
    164,913.13x = 20,359,727,853.91
  5. Step 5: Solve for x
    x = 20,359,727,853.91/164,913.13
  6. Step 6: Final answer
    x = 123,457.29

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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.