Home / 146,776.32-202,541.04-83,102.40

Finding the Fourth Proportional to 146,776.32, 202,541.04 and 83,102.40

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Solution

The fourth proportional to 146,776.32, 202,541.04 and 83,102.40 is: 114,675.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,776.32 : 202,541.04 = 83,102.40 : x
  2. Step 2: Convert to fraction form
    146,776.32/202,541.04 = 83,102.40/x
  3. Step 3: Cross multiply
    146,776.32x = 202,541.04 × 83,102.40
  4. Step 4: Simplify right side
    146,776.32x = 16,831,646,522.50
  5. Step 5: Solve for x
    x = 16,831,646,522.50/146,776.32
  6. Step 6: Final answer
    x = 114,675.49

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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.