Home / 183,148.72-274,501.26-77,746.36

Finding the Fourth Proportional to 183,148.72, 274,501.26 and 77,746.36

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Solution

The fourth proportional to 183,148.72, 274,501.26 and 77,746.36 is: 116,525.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,148.72 : 274,501.26 = 77,746.36 : x
  2. Step 2: Convert to fraction form
    183,148.72/274,501.26 = 77,746.36/x
  3. Step 3: Cross multiply
    183,148.72x = 274,501.26 × 77,746.36
  4. Step 4: Simplify right side
    183,148.72x = 21,341,473,780.41
  5. Step 5: Solve for x
    x = 21,341,473,780.41/183,148.72
  6. Step 6: Final answer
    x = 116,525.38

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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.