Home / 53,371.68-79,666.70-47,066.23

Finding the Fourth Proportional to 53,371.68, 79,666.70 and 47,066.23

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Solution

The fourth proportional to 53,371.68, 79,666.70 and 47,066.23 is: 70,254.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,371.68 : 79,666.70 = 47,066.23 : x
  2. Step 2: Convert to fraction form
    53,371.68/79,666.70 = 47,066.23/x
  3. Step 3: Cross multiply
    53,371.68x = 79,666.70 × 47,066.23
  4. Step 4: Simplify right side
    53,371.68x = 3,749,611,225.54
  5. Step 5: Solve for x
    x = 3,749,611,225.54/53,371.68
  6. Step 6: Final answer
    x = 70,254.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.