Home / 131,547.98-181,596.94-77,092.63

Finding the Fourth Proportional to 131,547.98, 181,596.94 and 77,092.63

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Solution

The fourth proportional to 131,547.98, 181,596.94 and 77,092.63 is: 106,423.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,547.98 : 181,596.94 = 77,092.63 : x
  2. Step 2: Convert to fraction form
    131,547.98/181,596.94 = 77,092.63/x
  3. Step 3: Cross multiply
    131,547.98x = 181,596.94 × 77,092.63
  4. Step 4: Simplify right side
    131,547.98x = 13,999,785,057.83
  5. Step 5: Solve for x
    x = 13,999,785,057.83/131,547.98
  6. Step 6: Final answer
    x = 106,423.41

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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.