Home / 170,733.48-256,128.03-64,125.75

Finding the Fourth Proportional to 170,733.48, 256,128.03 and 64,125.75

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Solution

The fourth proportional to 170,733.48, 256,128.03 and 64,125.75 is: 96,199.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,733.48 : 256,128.03 = 64,125.75 : x
  2. Step 2: Convert to fraction form
    170,733.48/256,128.03 = 64,125.75/x
  3. Step 3: Cross multiply
    170,733.48x = 256,128.03 × 64,125.75
  4. Step 4: Simplify right side
    170,733.48x = 16,424,402,019.77
  5. Step 5: Solve for x
    x = 16,424,402,019.77/170,733.48
  6. Step 6: Final answer
    x = 96,199.07

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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.