Home / 108,182.08-149,290.89-59,782.66

Finding the Fourth Proportional to 108,182.08, 149,290.89 and 59,782.66

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Solution

The fourth proportional to 108,182.08, 149,290.89 and 59,782.66 is: 82,499.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,182.08 : 149,290.89 = 59,782.66 : x
  2. Step 2: Convert to fraction form
    108,182.08/149,290.89 = 59,782.66/x
  3. Step 3: Cross multiply
    108,182.08x = 149,290.89 × 59,782.66
  4. Step 4: Simplify right side
    108,182.08x = 8,925,005,771.51
  5. Step 5: Solve for x
    x = 8,925,005,771.51/108,182.08
  6. Step 6: Final answer
    x = 82,499.85

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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.