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Finding the Fourth Proportional to 56,162.48, 77,485.54 and 37,051.74

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Solution

The fourth proportional to 56,162.48, 77,485.54 and 37,051.74 is: 51,119.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,162.48 : 77,485.54 = 37,051.74 : x
  2. Step 2: Convert to fraction form
    56,162.48/77,485.54 = 37,051.74/x
  3. Step 3: Cross multiply
    56,162.48x = 77,485.54 × 37,051.74
  4. Step 4: Simplify right side
    56,162.48x = 2,870,974,081.84
  5. Step 5: Solve for x
    x = 2,870,974,081.84/56,162.48
  6. Step 6: Final answer
    x = 51,119.08

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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.