Home / 107,301.51-148,079.95-64,835.44

Finding the Fourth Proportional to 107,301.51, 148,079.95 and 64,835.44

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Solution

The fourth proportional to 107,301.51, 148,079.95 and 64,835.44 is: 89,475.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,301.51 : 148,079.95 = 64,835.44 : x
  2. Step 2: Convert to fraction form
    107,301.51/148,079.95 = 64,835.44/x
  3. Step 3: Cross multiply
    107,301.51x = 148,079.95 × 64,835.44
  4. Step 4: Simplify right side
    107,301.51x = 9,600,828,181.14
  5. Step 5: Solve for x
    x = 9,600,828,181.14/107,301.51
  6. Step 6: Final answer
    x = 89,475.24

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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.