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Finding the Fourth Proportional to 76,095.93, 105,054.62 and 45,888.91

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Solution

The fourth proportional to 76,095.93, 105,054.62 and 45,888.91 is: 63,352.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,095.93 : 105,054.62 = 45,888.91 : x
  2. Step 2: Convert to fraction form
    76,095.93/105,054.62 = 45,888.91/x
  3. Step 3: Cross multiply
    76,095.93x = 105,054.62 × 45,888.91
  4. Step 4: Simplify right side
    76,095.93x = 4,820,841,768.31
  5. Step 5: Solve for x
    x = 4,820,841,768.31/76,095.93
  6. Step 6: Final answer
    x = 63,352.16

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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.