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Finding the Fourth Proportional to 92,888.04, 128,181.21 and 52,600.88

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Solution

The fourth proportional to 92,888.04, 128,181.21 and 52,600.88 is: 72,586.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,888.04 : 128,181.21 = 52,600.88 : x
  2. Step 2: Convert to fraction form
    92,888.04/128,181.21 = 52,600.88/x
  3. Step 3: Cross multiply
    92,888.04x = 128,181.21 × 52,600.88
  4. Step 4: Simplify right side
    92,888.04x = 6,742,444,536.35
  5. Step 5: Solve for x
    x = 6,742,444,536.35/92,888.04
  6. Step 6: Final answer
    x = 72,586.79

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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.