Home / 94,139.31-129,907.53-53,297.08

Finding the Fourth Proportional to 94,139.31, 129,907.53 and 53,297.08

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Solution

The fourth proportional to 94,139.31, 129,907.53 and 53,297.08 is: 73,547.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,139.31 : 129,907.53 = 53,297.08 : x
  2. Step 2: Convert to fraction form
    94,139.31/129,907.53 = 53,297.08/x
  3. Step 3: Cross multiply
    94,139.31x = 129,907.53 × 53,297.08
  4. Step 4: Simplify right side
    94,139.31x = 6,923,692,019.01
  5. Step 5: Solve for x
    x = 6,923,692,019.01/94,139.31
  6. Step 6: Final answer
    x = 73,547.30

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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.