Home / 56,154.32-77,493.96-31,002.32

Finding the Fourth Proportional to 56,154.32, 77,493.96 and 31,002.32

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Solution

The fourth proportional to 56,154.32, 77,493.96 and 31,002.32 is: 42,783.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,154.32 : 77,493.96 = 31,002.32 : x
  2. Step 2: Convert to fraction form
    56,154.32/77,493.96 = 31,002.32/x
  3. Step 3: Cross multiply
    56,154.32x = 77,493.96 × 31,002.32
  4. Step 4: Simplify right side
    56,154.32x = 2,402,492,545.99
  5. Step 5: Solve for x
    x = 2,402,492,545.99/56,154.32
  6. Step 6: Final answer
    x = 42,783.75

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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.