Home / 236,529.64-326,483.32-145,913.88

Finding the Fourth Proportional to 236,529.64, 326,483.32 and 145,913.88

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Solution

The fourth proportional to 236,529.64, 326,483.32 and 145,913.88 is: 201,405.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,529.64 : 326,483.32 = 145,913.88 : x
  2. Step 2: Convert to fraction form
    236,529.64/326,483.32 = 145,913.88/x
  3. Step 3: Cross multiply
    236,529.64x = 326,483.32 × 145,913.88
  4. Step 4: Simplify right side
    236,529.64x = 47,638,447,976.48
  5. Step 5: Solve for x
    x = 47,638,447,976.48/236,529.64
  6. Step 6: Final answer
    x = 201,405.83

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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.