Home / 56,605.02-84,870.26-31,681.86

Finding the Fourth Proportional to 56,605.02, 84,870.26 and 31,681.86

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Solution

The fourth proportional to 56,605.02, 84,870.26 and 31,681.86 is: 47,501.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,605.02 : 84,870.26 = 31,681.86 : x
  2. Step 2: Convert to fraction form
    56,605.02/84,870.26 = 31,681.86/x
  3. Step 3: Cross multiply
    56,605.02x = 84,870.26 × 31,681.86
  4. Step 4: Simplify right side
    56,605.02x = 2,688,847,695.48
  5. Step 5: Solve for x
    x = 2,688,847,695.48/56,605.02
  6. Step 6: Final answer
    x = 47,501.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.