Home / 190,302.02-262,614.57-103,085.48

Finding the Fourth Proportional to 190,302.02, 262,614.57 and 103,085.48

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Solution

The fourth proportional to 190,302.02, 262,614.57 and 103,085.48 is: 142,256.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,302.02 : 262,614.57 = 103,085.48 : x
  2. Step 2: Convert to fraction form
    190,302.02/262,614.57 = 103,085.48/x
  3. Step 3: Cross multiply
    190,302.02x = 262,614.57 × 103,085.48
  4. Step 4: Simplify right side
    190,302.02x = 27,071,749,003.44
  5. Step 5: Solve for x
    x = 27,071,749,003.44/190,302.02
  6. Step 6: Final answer
    x = 142,256.76

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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.