Home / 77,018.08-106,284.90-46,813.12

Finding the Fourth Proportional to 77,018.08, 106,284.90 and 46,813.12

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Solution

The fourth proportional to 77,018.08, 106,284.90 and 46,813.12 is: 64,602.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,018.08 : 106,284.90 = 46,813.12 : x
  2. Step 2: Convert to fraction form
    77,018.08/106,284.90 = 46,813.12/x
  3. Step 3: Cross multiply
    77,018.08x = 106,284.90 × 46,813.12
  4. Step 4: Simplify right side
    77,018.08x = 4,975,527,777.89
  5. Step 5: Solve for x
    x = 4,975,527,777.89/77,018.08
  6. Step 6: Final answer
    x = 64,602.07

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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.