Home / 112,360.44-155,054.34-61,374.54

Finding the Fourth Proportional to 112,360.44, 155,054.34 and 61,374.54

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Solution

The fourth proportional to 112,360.44, 155,054.34 and 61,374.54 is: 84,695.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,360.44 : 155,054.34 = 61,374.54 : x
  2. Step 2: Convert to fraction form
    112,360.44/155,054.34 = 61,374.54/x
  3. Step 3: Cross multiply
    112,360.44x = 155,054.34 × 61,374.54
  4. Step 4: Simplify right side
    112,360.44x = 9,516,388,792.50
  5. Step 5: Solve for x
    x = 9,516,388,792.50/112,360.44
  6. Step 6: Final answer
    x = 84,695.19

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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.