Home / 134,133.40-201,200.10-67,547.80

Finding the Fourth Proportional to 134,133.40, 201,200.10 and 67,547.80

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Solution

The fourth proportional to 134,133.40, 201,200.10 and 67,547.80 is: 101,321.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,133.40 : 201,200.10 = 67,547.80 : x
  2. Step 2: Convert to fraction form
    134,133.40/201,200.10 = 67,547.80/x
  3. Step 3: Cross multiply
    134,133.40x = 201,200.10 × 67,547.80
  4. Step 4: Simplify right side
    134,133.40x = 13,590,624,114.78
  5. Step 5: Solve for x
    x = 13,590,624,114.78/134,133.40
  6. Step 6: Final answer
    x = 101,321.70

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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.