Home / 165,332.50-228,158.28-89,880.46

Finding the Fourth Proportional to 165,332.50, 228,158.28 and 89,880.46

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Solution

The fourth proportional to 165,332.50, 228,158.28 and 89,880.46 is: 124,034.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,332.50 : 228,158.28 = 89,880.46 : x
  2. Step 2: Convert to fraction form
    165,332.50/228,158.28 = 89,880.46/x
  3. Step 3: Cross multiply
    165,332.50x = 228,158.28 × 89,880.46
  4. Step 4: Simplify right side
    165,332.50x = 20,506,971,159.21
  5. Step 5: Solve for x
    x = 20,506,971,159.21/165,332.50
  6. Step 6: Final answer
    x = 124,034.72

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1.5x scale

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.