Home / 162,030.30-242,717.40-91,827.60

Finding the Fourth Proportional to 162,030.30, 242,717.40 and 91,827.60

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Solution

The fourth proportional to 162,030.30, 242,717.40 and 91,827.60 is: 137,555.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,030.30 : 242,717.40 = 91,827.60 : x
  2. Step 2: Convert to fraction form
    162,030.30/242,717.40 = 91,827.60/x
  3. Step 3: Cross multiply
    162,030.30x = 242,717.40 × 91,827.60
  4. Step 4: Simplify right side
    162,030.30x = 22,288,156,320.24
  5. Step 5: Solve for x
    x = 22,288,156,320.24/162,030.30
  6. Step 6: Final answer
    x = 137,555.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.