Home / 56,210.08-77,569.36-31,059.04

Finding the Fourth Proportional to 56,210.08, 77,569.36 and 31,059.04

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Solution

The fourth proportional to 56,210.08, 77,569.36 and 31,059.04 is: 42,861.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,210.08 : 77,569.36 = 31,059.04 : x
  2. Step 2: Convert to fraction form
    56,210.08/77,569.36 = 31,059.04/x
  3. Step 3: Cross multiply
    56,210.08x = 77,569.36 × 31,059.04
  4. Step 4: Simplify right side
    56,210.08x = 2,409,229,855.01
  5. Step 5: Solve for x
    x = 2,409,229,855.01/56,210.08
  6. Step 6: Final answer
    x = 42,861.17

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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.