Home / 168,030.40-252,337.20-89,298.40

Finding the Fourth Proportional to 168,030.40, 252,337.20 and 89,298.40

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Solution

The fourth proportional to 168,030.40, 252,337.20 and 89,298.40 is: 134,102.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,030.40 : 252,337.20 = 89,298.40 : x
  2. Step 2: Convert to fraction form
    168,030.40/252,337.20 = 89,298.40/x
  3. Step 3: Cross multiply
    168,030.40x = 252,337.20 × 89,298.40
  4. Step 4: Simplify right side
    168,030.40x = 22,533,308,220.48
  5. Step 5: Solve for x
    x = 22,533,308,220.48/168,030.40
  6. Step 6: Final answer
    x = 134,102.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.