Home / 142,532.92-213,783-37,360.18

Finding the Fourth Proportional to 142,532.92, 213,783 and 37,360.18

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Solution

The fourth proportional to 142,532.92, 213,783 and 37,360.18 is: 56,035.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,532.92 : 213,783 = 37,360.18 : x
  2. Step 2: Convert to fraction form
    142,532.92/213,783 = 37,360.18/x
  3. Step 3: Cross multiply
    142,532.92x = 213,783 × 37,360.18
  4. Step 4: Simplify right side
    142,532.92x = 7,986,971,360.94
  5. Step 5: Solve for x
    x = 7,986,971,360.94/142,532.92
  6. Step 6: Final answer
    x = 56,035.98

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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.