Home / 114,072.48-157,417.29-66,342.42

Finding the Fourth Proportional to 114,072.48, 157,417.29 and 66,342.42

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Solution

The fourth proportional to 114,072.48, 157,417.29 and 66,342.42 is: 91,550.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,072.48 : 157,417.29 = 66,342.42 : x
  2. Step 2: Convert to fraction form
    114,072.48/157,417.29 = 66,342.42/x
  3. Step 3: Cross multiply
    114,072.48x = 157,417.29 × 66,342.42
  4. Step 4: Simplify right side
    114,072.48x = 10,443,443,968.44
  5. Step 5: Solve for x
    x = 10,443,443,968.44/114,072.48
  6. Step 6: Final answer
    x = 91,550.95

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1.5x scale

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.