Home / 92,914.65-128,225.74-52,079.53

Finding the Fourth Proportional to 92,914.65, 128,225.74 and 52,079.53

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Solution

The fourth proportional to 92,914.65, 128,225.74 and 52,079.53 is: 71,871.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,914.65 : 128,225.74 = 52,079.53 : x
  2. Step 2: Convert to fraction form
    92,914.65/128,225.74 = 52,079.53/x
  3. Step 3: Cross multiply
    92,914.65x = 128,225.74 × 52,079.53
  4. Step 4: Simplify right side
    92,914.65x = 6,677,935,631.97
  5. Step 5: Solve for x
    x = 6,677,935,631.97/92,914.65
  6. Step 6: Final answer
    x = 71,871.72

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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.