Home / 54,870.16-75,730.65-35,512.93

Finding the Fourth Proportional to 54,870.16, 75,730.65 and 35,512.93

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Solution

The fourth proportional to 54,870.16, 75,730.65 and 35,512.93 is: 49,014.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,870.16 : 75,730.65 = 35,512.93 : x
  2. Step 2: Convert to fraction form
    54,870.16/75,730.65 = 35,512.93/x
  3. Step 3: Cross multiply
    54,870.16x = 75,730.65 × 35,512.93
  4. Step 4: Simplify right side
    54,870.16x = 2,689,417,233.79
  5. Step 5: Solve for x
    x = 2,689,417,233.79/54,870.16
  6. Step 6: Final answer
    x = 49,014.20

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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.