Home / 134,121.40-201,182.10-60,393.40

Finding the Fourth Proportional to 134,121.40, 201,182.10 and 60,393.40

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Solution

The fourth proportional to 134,121.40, 201,182.10 and 60,393.40 is: 90,590.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,121.40 : 201,182.10 = 60,393.40 : x
  2. Step 2: Convert to fraction form
    134,121.40/201,182.10 = 60,393.40/x
  3. Step 3: Cross multiply
    134,121.40x = 201,182.10 × 60,393.40
  4. Step 4: Simplify right side
    134,121.40x = 12,150,071,038.14
  5. Step 5: Solve for x
    x = 12,150,071,038.14/134,121.40
  6. Step 6: Final answer
    x = 90,590.10

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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.