Home / 124,423.58-171,704.54-70,708.70

Finding the Fourth Proportional to 124,423.58, 171,704.54 and 70,708.70

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Solution

The fourth proportional to 124,423.58, 171,704.54 and 70,708.70 is: 97,578.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,423.58 : 171,704.54 = 70,708.70 : x
  2. Step 2: Convert to fraction form
    124,423.58/171,704.54 = 70,708.70/x
  3. Step 3: Cross multiply
    124,423.58x = 171,704.54 × 70,708.70
  4. Step 4: Simplify right side
    124,423.58x = 12,141,004,807.50
  5. Step 5: Solve for x
    x = 12,141,004,807.50/124,423.58
  6. Step 6: Final answer
    x = 97,578.01

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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.