Home / 104,702.58-144,490.02-56,956.23

Finding the Fourth Proportional to 104,702.58, 144,490.02 and 56,956.23

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Solution

The fourth proportional to 104,702.58, 144,490.02 and 56,956.23 is: 78,599.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,702.58 : 144,490.02 = 56,956.23 : x
  2. Step 2: Convert to fraction form
    104,702.58/144,490.02 = 56,956.23/x
  3. Step 3: Cross multiply
    104,702.58x = 144,490.02 × 56,956.23
  4. Step 4: Simplify right side
    104,702.58x = 8,229,606,811.82
  5. Step 5: Solve for x
    x = 8,229,606,811.82/104,702.58
  6. Step 6: Final answer
    x = 78,599.85

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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.