Home / 118,476.04-177,645.42-56,146.12

Finding the Fourth Proportional to 118,476.04, 177,645.42 and 56,146.12

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Solution

The fourth proportional to 118,476.04, 177,645.42 and 56,146.12 is: 84,186.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,476.04 : 177,645.42 = 56,146.12 : x
  2. Step 2: Convert to fraction form
    118,476.04/177,645.42 = 56,146.12/x
  3. Step 3: Cross multiply
    118,476.04x = 177,645.42 × 56,146.12
  4. Step 4: Simplify right side
    118,476.04x = 9,974,101,068.77
  5. Step 5: Solve for x
    x = 9,974,101,068.77/118,476.04
  6. Step 6: Final answer
    x = 84,186.65

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1.5x scale

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.