Home / 118,267.02-177,428.78-39,381.93

Finding the Fourth Proportional to 118,267.02, 177,428.78 and 39,381.93

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Solution

The fourth proportional to 118,267.02, 177,428.78 and 39,381.93 is: 59,082.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,267.02 : 177,428.78 = 39,381.93 : x
  2. Step 2: Convert to fraction form
    118,267.02/177,428.78 = 39,381.93/x
  3. Step 3: Cross multiply
    118,267.02x = 177,428.78 × 39,381.93
  4. Step 4: Simplify right side
    118,267.02x = 6,987,487,597.04
  5. Step 5: Solve for x
    x = 6,987,487,597.04/118,267.02
  6. Step 6: Final answer
    x = 59,082.30

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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.