Home / 145,528.10-218,299.44-52,033.86

Finding the Fourth Proportional to 145,528.10, 218,299.44 and 52,033.86

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Solution

The fourth proportional to 145,528.10, 218,299.44 and 52,033.86 is: 78,053.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,528.10 : 218,299.44 = 52,033.86 : x
  2. Step 2: Convert to fraction form
    145,528.10/218,299.44 = 52,033.86/x
  3. Step 3: Cross multiply
    145,528.10x = 218,299.44 × 52,033.86
  4. Step 4: Simplify right side
    145,528.10x = 11,358,962,499.04
  5. Step 5: Solve for x
    x = 11,358,962,499.04/145,528.10
  6. Step 6: Final answer
    x = 78,053.40

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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.