Home / 104,437.23-144,124.88-56,690.67

Finding the Fourth Proportional to 104,437.23, 144,124.88 and 56,690.67

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Solution

The fourth proportional to 104,437.23, 144,124.88 and 56,690.67 is: 78,233.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,437.23 : 144,124.88 = 56,690.67 : x
  2. Step 2: Convert to fraction form
    104,437.23/144,124.88 = 56,690.67/x
  3. Step 3: Cross multiply
    104,437.23x = 144,124.88 × 56,690.67
  4. Step 4: Simplify right side
    104,437.23x = 8,170,535,727.42
  5. Step 5: Solve for x
    x = 8,170,535,727.42/104,437.23
  6. Step 6: Final answer
    x = 78,233.94

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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.