Home / 88,927.67-133,485.50-86,919.77

Finding the Fourth Proportional to 88,927.67, 133,485.50 and 86,919.77

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Solution

The fourth proportional to 88,927.67, 133,485.50 and 86,919.77 is: 130,471.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,927.67 : 133,485.50 = 86,919.77 : x
  2. Step 2: Convert to fraction form
    88,927.67/133,485.50 = 86,919.77/x
  3. Step 3: Cross multiply
    88,927.67x = 133,485.50 × 86,919.77
  4. Step 4: Simplify right side
    88,927.67x = 11,602,529,509.35
  5. Step 5: Solve for x
    x = 11,602,529,509.35/88,927.67
  6. Step 6: Final answer
    x = 130,471.53

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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.