Home / 134,490.16-201,851.88-64,389.52

Finding the Fourth Proportional to 134,490.16, 201,851.88 and 64,389.52

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Solution

The fourth proportional to 134,490.16, 201,851.88 and 64,389.52 is: 96,640.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,490.16 : 201,851.88 = 64,389.52 : x
  2. Step 2: Convert to fraction form
    134,490.16/201,851.88 = 64,389.52/x
  3. Step 3: Cross multiply
    134,490.16x = 201,851.88 × 64,389.52
  4. Step 4: Simplify right side
    134,490.16x = 12,997,145,664.30
  5. Step 5: Solve for x
    x = 12,997,145,664.30/134,490.16
  6. Step 6: Final answer
    x = 96,640.12

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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.