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Finding the Fourth Proportional to 162,114.40, 242,588.40 and 109,626.40

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Solution

The fourth proportional to 162,114.40, 242,588.40 and 109,626.40 is: 164,045.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,114.40 : 242,588.40 = 109,626.40 : x
  2. Step 2: Convert to fraction form
    162,114.40/242,588.40 = 109,626.40/x
  3. Step 3: Cross multiply
    162,114.40x = 242,588.40 × 109,626.40
  4. Step 4: Simplify right side
    162,114.40x = 26,594,092,973.76
  5. Step 5: Solve for x
    x = 26,594,092,973.76/162,114.40
  6. Step 6: Final answer
    x = 164,045.22

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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.