Home / 94,254-130,070.79-53,968.38

Finding the Fourth Proportional to 94,254, 130,070.79 and 53,968.38

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Solution

The fourth proportional to 94,254, 130,070.79 and 53,968.38 is: 74,476.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,254 : 130,070.79 = 53,968.38 : x
  2. Step 2: Convert to fraction form
    94,254/130,070.79 = 53,968.38/x
  3. Step 3: Cross multiply
    94,254x = 130,070.79 × 53,968.38
  4. Step 4: Simplify right side
    94,254x = 7,019,709,821.62
  5. Step 5: Solve for x
    x = 7,019,709,821.62/94,254
  6. Step 6: Final answer
    x = 74,476.52

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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.