Home / 124,541.63-171,850.09-70,820.69

Finding the Fourth Proportional to 124,541.63, 171,850.09 and 70,820.69

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Solution

The fourth proportional to 124,541.63, 171,850.09 and 70,820.69 is: 97,722.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,541.63 : 171,850.09 = 70,820.69 : x
  2. Step 2: Convert to fraction form
    124,541.63/171,850.09 = 70,820.69/x
  3. Step 3: Cross multiply
    124,541.63x = 171,850.09 × 70,820.69
  4. Step 4: Simplify right side
    124,541.63x = 12,170,541,950.36
  5. Step 5: Solve for x
    x = 12,170,541,950.36/124,541.63
  6. Step 6: Final answer
    x = 97,722.68

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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.