Home / 84,030.90-115,968.28-46,305.16

Finding the Fourth Proportional to 84,030.90, 115,968.28 and 46,305.16

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Solution

The fourth proportional to 84,030.90, 115,968.28 and 46,305.16 is: 63,904.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,030.90 : 115,968.28 = 46,305.16 : x
  2. Step 2: Convert to fraction form
    84,030.90/115,968.28 = 46,305.16/x
  3. Step 3: Cross multiply
    84,030.90x = 115,968.28 × 46,305.16
  4. Step 4: Simplify right side
    84,030.90x = 5,369,929,760.32
  5. Step 5: Solve for x
    x = 5,369,929,760.32/84,030.90
  6. Step 6: Final answer
    x = 63,904.23

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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.