Home / 56,398.68-77,756.42-48,525.48

Finding the Fourth Proportional to 56,398.68, 77,756.42 and 48,525.48

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Solution

The fourth proportional to 56,398.68, 77,756.42 and 48,525.48 is: 66,901.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,398.68 : 77,756.42 = 48,525.48 : x
  2. Step 2: Convert to fraction form
    56,398.68/77,756.42 = 48,525.48/x
  3. Step 3: Cross multiply
    56,398.68x = 77,756.42 × 48,525.48
  4. Step 4: Simplify right side
    56,398.68x = 3,773,167,603.58
  5. Step 5: Solve for x
    x = 3,773,167,603.58/56,398.68
  6. Step 6: Final answer
    x = 66,901.70

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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.