Home / 64,125.46-88,447.23-45,009.51

Finding the Fourth Proportional to 64,125.46, 88,447.23 and 45,009.51

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Solution

The fourth proportional to 64,125.46, 88,447.23 and 45,009.51 is: 62,080.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,125.46 : 88,447.23 = 45,009.51 : x
  2. Step 2: Convert to fraction form
    64,125.46/88,447.23 = 45,009.51/x
  3. Step 3: Cross multiply
    64,125.46x = 88,447.23 × 45,009.51
  4. Step 4: Simplify right side
    64,125.46x = 3,980,966,151.48
  5. Step 5: Solve for x
    x = 3,980,966,151.48/64,125.46
  6. Step 6: Final answer
    x = 62,080.90

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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.