Home / 89,509.86-134,283.96-30,344.22

Finding the Fourth Proportional to 89,509.86, 134,283.96 and 30,344.22

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Solution

The fourth proportional to 89,509.86, 134,283.96 and 30,344.22 is: 45,522.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,509.86 : 134,283.96 = 30,344.22 : x
  2. Step 2: Convert to fraction form
    89,509.86/134,283.96 = 30,344.22/x
  3. Step 3: Cross multiply
    89,509.86x = 134,283.96 × 30,344.22
  4. Step 4: Simplify right side
    89,509.86x = 4,074,742,024.71
  5. Step 5: Solve for x
    x = 4,074,742,024.71/89,509.86
  6. Step 6: Final answer
    x = 45,522.83

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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.