Home / 45,688.41-63,088.74-38,174.85

Finding the Fourth Proportional to 45,688.41, 63,088.74 and 38,174.85

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Solution

The fourth proportional to 45,688.41, 63,088.74 and 38,174.85 is: 52,713.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,688.41 : 63,088.74 = 38,174.85 : x
  2. Step 2: Convert to fraction form
    45,688.41/63,088.74 = 38,174.85/x
  3. Step 3: Cross multiply
    45,688.41x = 63,088.74 × 38,174.85
  4. Step 4: Simplify right side
    45,688.41x = 2,408,403,186.19
  5. Step 5: Solve for x
    x = 2,408,403,186.19/45,688.41
  6. Step 6: Final answer
    x = 52,713.66

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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.