Home / 161,585.44-242,391.12-56,402.08

Finding the Fourth Proportional to 161,585.44, 242,391.12 and 56,402.08

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Solution

The fourth proportional to 161,585.44, 242,391.12 and 56,402.08 is: 84,607.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,585.44 : 242,391.12 = 56,402.08 : x
  2. Step 2: Convert to fraction form
    161,585.44/242,391.12 = 56,402.08/x
  3. Step 3: Cross multiply
    161,585.44x = 242,391.12 × 56,402.08
  4. Step 4: Simplify right side
    161,585.44x = 13,671,363,341.53
  5. Step 5: Solve for x
    x = 13,671,363,341.53/161,585.44
  6. Step 6: Final answer
    x = 84,607.64

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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.