Home / 76,240.02-105,206.49-44,781.06

Finding the Fourth Proportional to 76,240.02, 105,206.49 and 44,781.06

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Solution

The fourth proportional to 76,240.02, 105,206.49 and 44,781.06 is: 61,795.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,240.02 : 105,206.49 = 44,781.06 : x
  2. Step 2: Convert to fraction form
    76,240.02/105,206.49 = 44,781.06/x
  3. Step 3: Cross multiply
    76,240.02x = 105,206.49 × 44,781.06
  4. Step 4: Simplify right side
    76,240.02x = 4,711,258,141.08
  5. Step 5: Solve for x
    x = 4,711,258,141.08/76,240.02
  6. Step 6: Final answer
    x = 61,795.08

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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.