Home / 114,071.98-157,416.60-66,341.92

Finding the Fourth Proportional to 114,071.98, 157,416.60 and 66,341.92

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Solution

The fourth proportional to 114,071.98, 157,416.60 and 66,341.92 is: 91,550.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,071.98 : 157,416.60 = 66,341.92 : x
  2. Step 2: Convert to fraction form
    114,071.98/157,416.60 = 66,341.92/x
  3. Step 3: Cross multiply
    114,071.98x = 157,416.60 × 66,341.92
  4. Step 4: Simplify right side
    114,071.98x = 10,443,319,483.87
  5. Step 5: Solve for x
    x = 10,443,319,483.87/114,071.98
  6. Step 6: Final answer
    x = 91,550.26

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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.