Home / 86,700.96-130,050.18-27,535.68

Finding the Fourth Proportional to 86,700.96, 130,050.18 and 27,535.68

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Solution

The fourth proportional to 86,700.96, 130,050.18 and 27,535.68 is: 41,303.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,700.96 : 130,050.18 = 27,535.68 : x
  2. Step 2: Convert to fraction form
    86,700.96/130,050.18 = 27,535.68/x
  3. Step 3: Cross multiply
    86,700.96x = 130,050.18 × 27,535.68
  4. Step 4: Simplify right side
    86,700.96x = 3,581,020,140.42
  5. Step 5: Solve for x
    x = 3,581,020,140.42/86,700.96
  6. Step 6: Final answer
    x = 41,303.12

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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.