Home / 145,317.02-217,886.37-56,466.81

Finding the Fourth Proportional to 145,317.02, 217,886.37 and 56,466.81

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Solution

The fourth proportional to 145,317.02, 217,886.37 and 56,466.81 is: 84,665.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,317.02 : 217,886.37 = 56,466.81 : x
  2. Step 2: Convert to fraction form
    145,317.02/217,886.37 = 56,466.81/x
  3. Step 3: Cross multiply
    145,317.02x = 217,886.37 × 56,466.81
  4. Step 4: Simplify right side
    145,317.02x = 12,303,348,256.38
  5. Step 5: Solve for x
    x = 12,303,348,256.38/145,317.02
  6. Step 6: Final answer
    x = 84,665.57

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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.