Home / 152,985.47-211,150.32-97,759.49

Finding the Fourth Proportional to 152,985.47, 211,150.32 and 97,759.49

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Solution

The fourth proportional to 152,985.47, 211,150.32 and 97,759.49 is: 134,927.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,985.47 : 211,150.32 = 97,759.49 : x
  2. Step 2: Convert to fraction form
    152,985.47/211,150.32 = 97,759.49/x
  3. Step 3: Cross multiply
    152,985.47x = 211,150.32 × 97,759.49
  4. Step 4: Simplify right side
    152,985.47x = 20,641,947,596.54
  5. Step 5: Solve for x
    x = 20,641,947,596.54/152,985.47
  6. Step 6: Final answer
    x = 134,927.50

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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.