Home / 125,740.29-173,518.14-69,151.67

Finding the Fourth Proportional to 125,740.29, 173,518.14 and 69,151.67

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Solution

The fourth proportional to 125,740.29, 173,518.14 and 69,151.67 is: 95,427.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,740.29 : 173,518.14 = 69,151.67 : x
  2. Step 2: Convert to fraction form
    125,740.29/173,518.14 = 69,151.67/x
  3. Step 3: Cross multiply
    125,740.29x = 173,518.14 × 69,151.67
  4. Step 4: Simplify right side
    125,740.29x = 11,999,069,156.29
  5. Step 5: Solve for x
    x = 11,999,069,156.29/125,740.29
  6. Step 6: Final answer
    x = 95,427.40

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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.