Home / 145,532.52-218,298.80-40,351.50

Finding the Fourth Proportional to 145,532.52, 218,298.80 and 40,351.50

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Solution

The fourth proportional to 145,532.52, 218,298.80 and 40,351.50 is: 60,527.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,532.52 : 218,298.80 = 40,351.50 : x
  2. Step 2: Convert to fraction form
    145,532.52/218,298.80 = 40,351.50/x
  3. Step 3: Cross multiply
    145,532.52x = 218,298.80 × 40,351.50
  4. Step 4: Simplify right side
    145,532.52x = 8,808,684,028.20
  5. Step 5: Solve for x
    x = 8,808,684,028.20/145,532.52
  6. Step 6: Final answer
    x = 60,527.26

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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.