Home / 146,885.36-202,701.30-83,235.28

Finding the Fourth Proportional to 146,885.36, 202,701.30 and 83,235.28

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Solution

The fourth proportional to 146,885.36, 202,701.30 and 83,235.28 is: 114,864.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,885.36 : 202,701.30 = 83,235.28 : x
  2. Step 2: Convert to fraction form
    146,885.36/202,701.30 = 83,235.28/x
  3. Step 3: Cross multiply
    146,885.36x = 202,701.30 × 83,235.28
  4. Step 4: Simplify right side
    146,885.36x = 16,871,899,461.86
  5. Step 5: Solve for x
    x = 16,871,899,461.86/146,885.36
  6. Step 6: Final answer
    x = 114,864.40

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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.