Home / 56,034.98-77,298.20-35,870.16

Finding the Fourth Proportional to 56,034.98, 77,298.20 and 35,870.16

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Solution

The fourth proportional to 56,034.98, 77,298.20 and 35,870.16 is: 49,481.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,034.98 : 77,298.20 = 35,870.16 : x
  2. Step 2: Convert to fraction form
    56,034.98/77,298.20 = 35,870.16/x
  3. Step 3: Cross multiply
    56,034.98x = 77,298.20 × 35,870.16
  4. Step 4: Simplify right side
    56,034.98x = 2,772,698,801.71
  5. Step 5: Solve for x
    x = 2,772,698,801.71/56,034.98
  6. Step 6: Final answer
    x = 49,481.57

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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.