Home / 158,430.47-236,493.25-146,722.16

Finding the Fourth Proportional to 158,430.47, 236,493.25 and 146,722.16

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Solution

The fourth proportional to 158,430.47, 236,493.25 and 146,722.16 is: 219,015.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,430.47 : 236,493.25 = 146,722.16 : x
  2. Step 2: Convert to fraction form
    158,430.47/236,493.25 = 146,722.16/x
  3. Step 3: Cross multiply
    158,430.47x = 236,493.25 × 146,722.16
  4. Step 4: Simplify right side
    158,430.47x = 34,698,800,465.42
  5. Step 5: Solve for x
    x = 34,698,800,465.42/158,430.47
  6. Step 6: Final answer
    x = 219,015.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.