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Finding the Fourth Proportional to 162,842.40, 244,263.60 and 109,698.30

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Solution

The fourth proportional to 162,842.40, 244,263.60 and 109,698.30 is: 164,547.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,842.40 : 244,263.60 = 109,698.30 : x
  2. Step 2: Convert to fraction form
    162,842.40/244,263.60 = 109,698.30/x
  3. Step 3: Cross multiply
    162,842.40x = 244,263.60 × 109,698.30
  4. Step 4: Simplify right side
    162,842.40x = 26,795,301,671.88
  5. Step 5: Solve for x
    x = 26,795,301,671.88/162,842.40
  6. Step 6: Final answer
    x = 164,547.45

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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.