Home / 56,279.61-77,632.02-37,159.56

Finding the Fourth Proportional to 56,279.61, 77,632.02 and 37,159.56

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Solution

The fourth proportional to 56,279.61, 77,632.02 and 37,159.56 is: 51,257.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,279.61 : 77,632.02 = 37,159.56 : x
  2. Step 2: Convert to fraction form
    56,279.61/77,632.02 = 37,159.56/x
  3. Step 3: Cross multiply
    56,279.61x = 77,632.02 × 37,159.56
  4. Step 4: Simplify right side
    56,279.61x = 2,884,771,705.11
  5. Step 5: Solve for x
    x = 2,884,771,705.11/56,279.61
  6. Step 6: Final answer
    x = 51,257.85

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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.