Home / 149,030.60-223,416.30-89,803.40

Finding the Fourth Proportional to 149,030.60, 223,416.30 and 89,803.40

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Solution

The fourth proportional to 149,030.60, 223,416.30 and 89,803.40 is: 134,627.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,030.60 : 223,416.30 = 89,803.40 : x
  2. Step 2: Convert to fraction form
    149,030.60/223,416.30 = 89,803.40/x
  3. Step 3: Cross multiply
    149,030.60x = 223,416.30 × 89,803.40
  4. Step 4: Simplify right side
    149,030.60x = 20,063,543,355.42
  5. Step 5: Solve for x
    x = 20,063,543,355.42/149,030.60
  6. Step 6: Final answer
    x = 134,627.01

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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.