Home / 142,836.16-214,187.08-52,816.68

Finding the Fourth Proportional to 142,836.16, 214,187.08 and 52,816.68

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Solution

The fourth proportional to 142,836.16, 214,187.08 and 52,816.68 is: 79,200.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,836.16 : 214,187.08 = 52,816.68 : x
  2. Step 2: Convert to fraction form
    142,836.16/214,187.08 = 52,816.68/x
  3. Step 3: Cross multiply
    142,836.16x = 214,187.08 × 52,816.68
  4. Step 4: Simplify right side
    142,836.16x = 11,312,650,464.49
  5. Step 5: Solve for x
    x = 11,312,650,464.49/142,836.16
  6. Step 6: Final answer
    x = 79,200.19

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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.