Home / 102,655.60-153,637.80-94,361.20

Finding the Fourth Proportional to 102,655.60, 153,637.80 and 94,361.20

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Solution

The fourth proportional to 102,655.60, 153,637.80 and 94,361.20 is: 141,224.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,655.60 : 153,637.80 = 94,361.20 : x
  2. Step 2: Convert to fraction form
    102,655.60/153,637.80 = 94,361.20/x
  3. Step 3: Cross multiply
    102,655.60x = 153,637.80 × 94,361.20
  4. Step 4: Simplify right side
    102,655.60x = 14,497,447,173.36
  5. Step 5: Solve for x
    x = 14,497,447,173.36/102,655.60
  6. Step 6: Final answer
    x = 141,224.12

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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.