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Finding the Fourth Proportional to 202,325.04, 303,547.71 and 89,989.74

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Solution

The fourth proportional to 202,325.04, 303,547.71 and 89,989.74 is: 135,011.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,325.04 : 303,547.71 = 89,989.74 : x
  2. Step 2: Convert to fraction form
    202,325.04/303,547.71 = 89,989.74/x
  3. Step 3: Cross multiply
    202,325.04x = 303,547.71 × 89,989.74
  4. Step 4: Simplify right side
    202,325.04x = 27,316,179,500.50
  5. Step 5: Solve for x
    x = 27,316,179,500.50/202,325.04
  6. Step 6: Final answer
    x = 135,011.36

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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.