Home / 86,316.54-119,115.42-48,075.06

Finding the Fourth Proportional to 86,316.54, 119,115.42 and 48,075.06

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Solution

The fourth proportional to 86,316.54, 119,115.42 and 48,075.06 is: 66,342.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,316.54 : 119,115.42 = 48,075.06 : x
  2. Step 2: Convert to fraction form
    86,316.54/119,115.42 = 48,075.06/x
  3. Step 3: Cross multiply
    86,316.54x = 119,115.42 × 48,075.06
  4. Step 4: Simplify right side
    86,316.54x = 5,726,480,963.43
  5. Step 5: Solve for x
    x = 5,726,480,963.43/86,316.54
  6. Step 6: Final answer
    x = 66,342.80

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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.