Home / 157,121.86-235,684.98-44,802.12

Finding the Fourth Proportional to 157,121.86, 235,684.98 and 44,802.12

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Solution

The fourth proportional to 157,121.86, 235,684.98 and 44,802.12 is: 67,203.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,121.86 : 235,684.98 = 44,802.12 : x
  2. Step 2: Convert to fraction form
    157,121.86/235,684.98 = 44,802.12/x
  3. Step 3: Cross multiply
    157,121.86x = 235,684.98 × 44,802.12
  4. Step 4: Simplify right side
    157,121.86x = 10,559,186,756.16
  5. Step 5: Solve for x
    x = 10,559,186,756.16/157,121.86
  6. Step 6: Final answer
    x = 67,203.80

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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.