Home / 96,681.14-145,015.86-57,487.67

Finding the Fourth Proportional to 96,681.14, 145,015.86 and 57,487.67

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Solution

The fourth proportional to 96,681.14, 145,015.86 and 57,487.67 is: 86,228.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,681.14 : 145,015.86 = 57,487.67 : x
  2. Step 2: Convert to fraction form
    96,681.14/145,015.86 = 57,487.67/x
  3. Step 3: Cross multiply
    96,681.14x = 145,015.86 × 57,487.67
  4. Step 4: Simplify right side
    96,681.14x = 8,336,623,904.45
  5. Step 5: Solve for x
    x = 8,336,623,904.45/96,681.14
  6. Step 6: Final answer
    x = 86,228.03

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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.