Home / 77,001.58-115,502.69-23,693.22

Finding the Fourth Proportional to 77,001.58, 115,502.69 and 23,693.22

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Solution

The fourth proportional to 77,001.58, 115,502.69 and 23,693.22 is: 35,539.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,001.58 : 115,502.69 = 23,693.22 : x
  2. Step 2: Convert to fraction form
    77,001.58/115,502.69 = 23,693.22/x
  3. Step 3: Cross multiply
    77,001.58x = 115,502.69 × 23,693.22
  4. Step 4: Simplify right side
    77,001.58x = 2,736,630,703.99
  5. Step 5: Solve for x
    x = 2,736,630,703.99/77,001.58
  6. Step 6: Final answer
    x = 35,539.93

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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.