Home / 118,441.77-163,373.27-70,658.25

Finding the Fourth Proportional to 118,441.77, 163,373.27 and 70,658.25

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Solution

The fourth proportional to 118,441.77, 163,373.27 and 70,658.25 is: 97,462.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,441.77 : 163,373.27 = 70,658.25 : x
  2. Step 2: Convert to fraction form
    118,441.77/163,373.27 = 70,658.25/x
  3. Step 3: Cross multiply
    118,441.77x = 163,373.27 × 70,658.25
  4. Step 4: Simplify right side
    118,441.77x = 11,543,669,001.69
  5. Step 5: Solve for x
    x = 11,543,669,001.69/118,441.77
  6. Step 6: Final answer
    x = 97,462.82

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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.