Home / 152,975.40-211,110.75-92,557.14

Finding the Fourth Proportional to 152,975.40, 211,110.75 and 92,557.14

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Solution

The fourth proportional to 152,975.40, 211,110.75 and 92,557.14 is: 127,731.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,975.40 : 211,110.75 = 92,557.14 : x
  2. Step 2: Convert to fraction form
    152,975.40/211,110.75 = 92,557.14/x
  3. Step 3: Cross multiply
    152,975.40x = 211,110.75 × 92,557.14
  4. Step 4: Simplify right side
    152,975.40x = 19,539,807,243.26
  5. Step 5: Solve for x
    x = 19,539,807,243.26/152,975.40
  6. Step 6: Final answer
    x = 127,731.70

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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.