Home / 243,360.02-335,833.29-135,931.58

Finding the Fourth Proportional to 243,360.02, 335,833.29 and 135,931.58

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Solution

The fourth proportional to 243,360.02, 335,833.29 and 135,931.58 is: 187,583.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,360.02 : 335,833.29 = 135,931.58 : x
  2. Step 2: Convert to fraction form
    243,360.02/335,833.29 = 135,931.58/x
  3. Step 3: Cross multiply
    243,360.02x = 335,833.29 × 135,931.58
  4. Step 4: Simplify right side
    243,360.02x = 45,650,349,726.30
  5. Step 5: Solve for x
    x = 45,650,349,726.30/243,360.02
  6. Step 6: Final answer
    x = 187,583.60

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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.