Home / 133,019.28-183,598.02-76,463.46

Finding the Fourth Proportional to 133,019.28, 183,598.02 and 76,463.46

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Solution

The fourth proportional to 133,019.28, 183,598.02 and 76,463.46 is: 105,537.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,019.28 : 183,598.02 = 76,463.46 : x
  2. Step 2: Convert to fraction form
    133,019.28/183,598.02 = 76,463.46/x
  3. Step 3: Cross multiply
    133,019.28x = 183,598.02 × 76,463.46
  4. Step 4: Simplify right side
    133,019.28x = 14,038,539,858.35
  5. Step 5: Solve for x
    x = 14,038,539,858.35/133,019.28
  6. Step 6: Final answer
    x = 105,537.63

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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.