Home / 134,801.10-202,201.65-64,644.30

Finding the Fourth Proportional to 134,801.10, 202,201.65 and 64,644.30

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Solution

The fourth proportional to 134,801.10, 202,201.65 and 64,644.30 is: 96,966.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,801.10 : 202,201.65 = 64,644.30 : x
  2. Step 2: Convert to fraction form
    134,801.10/202,201.65 = 64,644.30/x
  3. Step 3: Cross multiply
    134,801.10x = 202,201.65 × 64,644.30
  4. Step 4: Simplify right side
    134,801.10x = 13,071,184,123.10
  5. Step 5: Solve for x
    x = 13,071,184,123.10/134,801.10
  6. Step 6: Final answer
    x = 96,966.45

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1.5x scale

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.