Home / 80,435.95-111,013.08-46,437.64

Finding the Fourth Proportional to 80,435.95, 111,013.08 and 46,437.64

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Solution

The fourth proportional to 80,435.95, 111,013.08 and 46,437.64 is: 64,090.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,435.95 : 111,013.08 = 46,437.64 : x
  2. Step 2: Convert to fraction form
    80,435.95/111,013.08 = 46,437.64/x
  3. Step 3: Cross multiply
    80,435.95x = 111,013.08 × 46,437.64
  4. Step 4: Simplify right side
    80,435.95x = 5,155,185,444.33
  5. Step 5: Solve for x
    x = 5,155,185,444.33/80,435.95
  6. Step 6: Final answer
    x = 64,090.56

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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.