Home / 134,335-185,382.29-73,904.35

Finding the Fourth Proportional to 134,335, 185,382.29 and 73,904.35

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Solution

The fourth proportional to 134,335, 185,382.29 and 73,904.35 is: 101,988.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,335 : 185,382.29 = 73,904.35 : x
  2. Step 2: Convert to fraction form
    134,335/185,382.29 = 73,904.35/x
  3. Step 3: Cross multiply
    134,335x = 185,382.29 × 73,904.35
  4. Step 4: Simplify right side
    134,335x = 13,700,557,643.96
  5. Step 5: Solve for x
    x = 13,700,557,643.96/134,335
  6. Step 6: Final answer
    x = 101,988.00

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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.