Home / 58,726.12-80,543.74-56,314.94

Finding the Fourth Proportional to 58,726.12, 80,543.74 and 56,314.94

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Solution

The fourth proportional to 58,726.12, 80,543.74 and 56,314.94 is: 77,236.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,726.12 : 80,543.74 = 56,314.94 : x
  2. Step 2: Convert to fraction form
    58,726.12/80,543.74 = 56,314.94/x
  3. Step 3: Cross multiply
    58,726.12x = 80,543.74 × 56,314.94
  4. Step 4: Simplify right side
    58,726.12x = 4,535,815,885.48
  5. Step 5: Solve for x
    x = 4,535,815,885.48/58,726.12
  6. Step 6: Final answer
    x = 77,236.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.