Home / 130,764.93-196,140.45-42,011.52

Finding the Fourth Proportional to 130,764.93, 196,140.45 and 42,011.52

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Solution

The fourth proportional to 130,764.93, 196,140.45 and 42,011.52 is: 63,015.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,764.93 : 196,140.45 = 42,011.52 : x
  2. Step 2: Convert to fraction form
    130,764.93/196,140.45 = 42,011.52/x
  3. Step 3: Cross multiply
    130,764.93x = 196,140.45 × 42,011.52
  4. Step 4: Simplify right side
    130,764.93x = 8,240,158,437.98
  5. Step 5: Solve for x
    x = 8,240,158,437.98/130,764.93
  6. Step 6: Final answer
    x = 63,015.05

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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.