Home / 162,734.36-224,562.76-91,113.72

Finding the Fourth Proportional to 162,734.36, 224,562.76 and 91,113.72

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Solution

The fourth proportional to 162,734.36, 224,562.76 and 91,113.72 is: 125,730.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,734.36 : 224,562.76 = 91,113.72 : x
  2. Step 2: Convert to fraction form
    162,734.36/224,562.76 = 91,113.72/x
  3. Step 3: Cross multiply
    162,734.36x = 224,562.76 × 91,113.72
  4. Step 4: Simplify right side
    162,734.36x = 20,460,748,437.07
  5. Step 5: Solve for x
    x = 20,460,748,437.07/162,734.36
  6. Step 6: Final answer
    x = 125,730.97

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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.