Home / 70,677.15-97,535.22-38,411.77

Finding the Fourth Proportional to 70,677.15, 97,535.22 and 38,411.77

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Solution

The fourth proportional to 70,677.15, 97,535.22 and 38,411.77 is: 53,008.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,677.15 : 97,535.22 = 38,411.77 : x
  2. Step 2: Convert to fraction form
    70,677.15/97,535.22 = 38,411.77/x
  3. Step 3: Cross multiply
    70,677.15x = 97,535.22 × 38,411.77
  4. Step 4: Simplify right side
    70,677.15x = 3,746,500,437.54
  5. Step 5: Solve for x
    x = 3,746,500,437.54/70,677.15
  6. Step 6: Final answer
    x = 53,008.65

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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.