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Finding the Fourth Proportional to 109,477.44, 151,333.92 and 97,657.92

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Solution

The fourth proportional to 109,477.44, 151,333.92 and 97,657.92 is: 134,995.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,477.44 : 151,333.92 = 97,657.92 : x
  2. Step 2: Convert to fraction form
    109,477.44/151,333.92 = 97,657.92/x
  3. Step 3: Cross multiply
    109,477.44x = 151,333.92 × 97,657.92
  4. Step 4: Simplify right side
    109,477.44x = 14,778,955,852.65
  5. Step 5: Solve for x
    x = 14,778,955,852.65/109,477.44
  6. Step 6: Final answer
    x = 134,995.45

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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.