Home / 121,856.81-182,802.62-37,623.89

Finding the Fourth Proportional to 121,856.81, 182,802.62 and 37,623.89

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Solution

The fourth proportional to 121,856.81, 182,802.62 and 37,623.89 is: 56,441.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,856.81 : 182,802.62 = 37,623.89 : x
  2. Step 2: Convert to fraction form
    121,856.81/182,802.62 = 37,623.89/x
  3. Step 3: Cross multiply
    121,856.81x = 182,802.62 × 37,623.89
  4. Step 4: Simplify right side
    121,856.81x = 6,877,746,217.66
  5. Step 5: Solve for x
    x = 6,877,746,217.66/121,856.81
  6. Step 6: Final answer
    x = 56,441.22

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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.