Home / 56,160.25-77,501.16-31,011.37

Finding the Fourth Proportional to 56,160.25, 77,501.16 and 31,011.37

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Solution

The fourth proportional to 56,160.25, 77,501.16 and 31,011.37 is: 42,795.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,160.25 : 77,501.16 = 31,011.37 : x
  2. Step 2: Convert to fraction form
    56,160.25/77,501.16 = 31,011.37/x
  3. Step 3: Cross multiply
    56,160.25x = 77,501.16 × 31,011.37
  4. Step 4: Simplify right side
    56,160.25x = 2,403,417,148.19
  5. Step 5: Solve for x
    x = 2,403,417,148.19/56,160.25
  6. Step 6: Final answer
    x = 42,795.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.