Home / 76,486.95-105,554.34-46,277.82

Finding the Fourth Proportional to 76,486.95, 105,554.34 and 46,277.82

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Solution

The fourth proportional to 76,486.95, 105,554.34 and 46,277.82 is: 63,864.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,486.95 : 105,554.34 = 46,277.82 : x
  2. Step 2: Convert to fraction form
    76,486.95/105,554.34 = 46,277.82/x
  3. Step 3: Cross multiply
    76,486.95x = 105,554.34 × 46,277.82
  4. Step 4: Simplify right side
    76,486.95x = 4,884,824,746.74
  5. Step 5: Solve for x
    x = 4,884,824,746.74/76,486.95
  6. Step 6: Final answer
    x = 63,864.81

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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.