Home / 84,852.92-117,090.16-49,045.24

Finding the Fourth Proportional to 84,852.92, 117,090.16 and 49,045.24

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Solution

The fourth proportional to 84,852.92, 117,090.16 and 49,045.24 is: 67,678.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,852.92 : 117,090.16 = 49,045.24 : x
  2. Step 2: Convert to fraction form
    84,852.92/117,090.16 = 49,045.24/x
  3. Step 3: Cross multiply
    84,852.92x = 117,090.16 × 49,045.24
  4. Step 4: Simplify right side
    84,852.92x = 5,742,714,998.84
  5. Step 5: Solve for x
    x = 5,742,714,998.84/84,852.92
  6. Step 6: Final answer
    x = 67,678.46

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1.5x scale

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.