Home / 145,006.96-217,526.64-45,150.16

Finding the Fourth Proportional to 145,006.96, 217,526.64 and 45,150.16

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Solution

The fourth proportional to 145,006.96, 217,526.64 and 45,150.16 is: 67,730.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,006.96 : 217,526.64 = 45,150.16 : x
  2. Step 2: Convert to fraction form
    145,006.96/217,526.64 = 45,150.16/x
  3. Step 3: Cross multiply
    145,006.96x = 217,526.64 × 45,150.16
  4. Step 4: Simplify right side
    145,006.96x = 9,821,362,600.26
  5. Step 5: Solve for x
    x = 9,821,362,600.26/145,006.96
  6. Step 6: Final answer
    x = 67,730.28

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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.