Home / 61,907.02-85,431.72-33,613.18

Finding the Fourth Proportional to 61,907.02, 85,431.72 and 33,613.18

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Solution

The fourth proportional to 61,907.02, 85,431.72 and 33,613.18 is: 46,386.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,907.02 : 85,431.72 = 33,613.18 : x
  2. Step 2: Convert to fraction form
    61,907.02/85,431.72 = 33,613.18/x
  3. Step 3: Cross multiply
    61,907.02x = 85,431.72 × 33,613.18
  4. Step 4: Simplify right side
    61,907.02x = 2,871,631,782.07
  5. Step 5: Solve for x
    x = 2,871,631,782.07/61,907.02
  6. Step 6: Final answer
    x = 46,386.21

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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.