Home / 124,391.10-171,659.77-70,676.19

Finding the Fourth Proportional to 124,391.10, 171,659.77 and 70,676.19

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Solution

The fourth proportional to 124,391.10, 171,659.77 and 70,676.19 is: 97,533.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,391.10 : 171,659.77 = 70,676.19 : x
  2. Step 2: Convert to fraction form
    124,391.10/171,659.77 = 70,676.19/x
  3. Step 3: Cross multiply
    124,391.10x = 171,659.77 × 70,676.19
  4. Step 4: Simplify right side
    124,391.10x = 12,132,258,343.19
  5. Step 5: Solve for x
    x = 12,132,258,343.19/124,391.10
  6. Step 6: Final answer
    x = 97,533.17

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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.