Home / 133,065.14-183,602.48-76,465.58

Finding the Fourth Proportional to 133,065.14, 183,602.48 and 76,465.58

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Solution

The fourth proportional to 133,065.14, 183,602.48 and 76,465.58 is: 105,506.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,065.14 : 183,602.48 = 76,465.58 : x
  2. Step 2: Convert to fraction form
    133,065.14/183,602.48 = 76,465.58/x
  3. Step 3: Cross multiply
    133,065.14x = 183,602.48 × 76,465.58
  4. Step 4: Simplify right side
    133,065.14x = 14,039,270,199.32
  5. Step 5: Solve for x
    x = 14,039,270,199.32/133,065.14
  6. Step 6: Final answer
    x = 105,506.75

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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.