Home / 149,030.10-223,415.55-89,802.90

Finding the Fourth Proportional to 149,030.10, 223,415.55 and 89,802.90

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Solution

The fourth proportional to 149,030.10, 223,415.55 and 89,802.90 is: 134,626.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,030.10 : 223,415.55 = 89,802.90 : x
  2. Step 2: Convert to fraction form
    149,030.10/223,415.55 = 89,802.90/x
  3. Step 3: Cross multiply
    149,030.10x = 223,415.55 × 89,802.90
  4. Step 4: Simplify right side
    149,030.10x = 20,063,364,295.10
  5. Step 5: Solve for x
    x = 20,063,364,295.10/149,030.10
  6. Step 6: Final answer
    x = 134,626.26

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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.