Home / 125,684.26-173,419.47-70,495.36

Finding the Fourth Proportional to 125,684.26, 173,419.47 and 70,495.36

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Solution

The fourth proportional to 125,684.26, 173,419.47 and 70,495.36 is: 97,269.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,684.26 : 173,419.47 = 70,495.36 : x
  2. Step 2: Convert to fraction form
    125,684.26/173,419.47 = 70,495.36/x
  3. Step 3: Cross multiply
    125,684.26x = 173,419.47 × 70,495.36
  4. Step 4: Simplify right side
    125,684.26x = 12,225,267,968.66
  5. Step 5: Solve for x
    x = 12,225,267,968.66/125,684.26
  6. Step 6: Final answer
    x = 97,269.68

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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.