Home / 76,773.72-114,900.30-47,210.16

Finding the Fourth Proportional to 76,773.72, 114,900.30 and 47,210.16

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Solution

The fourth proportional to 76,773.72, 114,900.30 and 47,210.16 is: 70,655.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,773.72 : 114,900.30 = 47,210.16 : x
  2. Step 2: Convert to fraction form
    76,773.72/114,900.30 = 47,210.16/x
  3. Step 3: Cross multiply
    76,773.72x = 114,900.30 × 47,210.16
  4. Step 4: Simplify right side
    76,773.72x = 5,424,461,547.05
  5. Step 5: Solve for x
    x = 5,424,461,547.05/76,773.72
  6. Step 6: Final answer
    x = 70,655.19

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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.