Home / 142,670.57-214,084.61-79,526.24

Finding the Fourth Proportional to 142,670.57, 214,084.61 and 79,526.24

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Solution

The fourth proportional to 142,670.57, 214,084.61 and 79,526.24 is: 119,333.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,670.57 : 214,084.61 = 79,526.24 : x
  2. Step 2: Convert to fraction form
    142,670.57/214,084.61 = 79,526.24/x
  3. Step 3: Cross multiply
    142,670.57x = 214,084.61 × 79,526.24
  4. Step 4: Simplify right side
    142,670.57x = 17,025,343,708.15
  5. Step 5: Solve for x
    x = 17,025,343,708.15/142,670.57
  6. Step 6: Final answer
    x = 119,333.26

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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.