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Finding the Fourth Proportional to 134,686.13, 202,030.20 and 59,786.13

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Solution

The fourth proportional to 134,686.13, 202,030.20 and 59,786.13 is: 89,679.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,686.13 : 202,030.20 = 59,786.13 : x
  2. Step 2: Convert to fraction form
    134,686.13/202,030.20 = 59,786.13/x
  3. Step 3: Cross multiply
    134,686.13x = 202,030.20 × 59,786.13
  4. Step 4: Simplify right side
    134,686.13x = 12,078,604,558.74
  5. Step 5: Solve for x
    x = 12,078,604,558.74/134,686.13
  6. Step 6: Final answer
    x = 89,679.65

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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.