Home / 140,527.48-210,697.59-77,377.34

Finding the Fourth Proportional to 140,527.48, 210,697.59 and 77,377.34

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Solution

The fourth proportional to 140,527.48, 210,697.59 and 77,377.34 is: 116,014.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,527.48 : 210,697.59 = 77,377.34 : x
  2. Step 2: Convert to fraction form
    140,527.48/210,697.59 = 77,377.34/x
  3. Step 3: Cross multiply
    140,527.48x = 210,697.59 × 77,377.34
  4. Step 4: Simplify right side
    140,527.48x = 16,303,219,177.25
  5. Step 5: Solve for x
    x = 16,303,219,177.25/140,527.48
  6. Step 6: Final answer
    x = 116,014.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.