Home / 145,162.34-200,327.19-79,752.01

Finding the Fourth Proportional to 145,162.34, 200,327.19 and 79,752.01

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Solution

The fourth proportional to 145,162.34, 200,327.19 and 79,752.01 is: 110,059.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,162.34 : 200,327.19 = 79,752.01 : x
  2. Step 2: Convert to fraction form
    145,162.34/200,327.19 = 79,752.01/x
  3. Step 3: Cross multiply
    145,162.34x = 200,327.19 × 79,752.01
  4. Step 4: Simplify right side
    145,162.34x = 15,976,495,058.52
  5. Step 5: Solve for x
    x = 15,976,495,058.52/145,162.34
  6. Step 6: Final answer
    x = 110,059.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.