Home / 161,908.45-242,715.65-56,670.01

Finding the Fourth Proportional to 161,908.45, 242,715.65 and 56,670.01

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Solution

The fourth proportional to 161,908.45, 242,715.65 and 56,670.01 is: 84,953.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,908.45 : 242,715.65 = 56,670.01 : x
  2. Step 2: Convert to fraction form
    161,908.45/242,715.65 = 56,670.01/x
  3. Step 3: Cross multiply
    161,908.45x = 242,715.65 × 56,670.01
  4. Step 4: Simplify right side
    161,908.45x = 13,754,698,312.66
  5. Step 5: Solve for x
    x = 13,754,698,312.66/161,908.45
  6. Step 6: Final answer
    x = 84,953.55

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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.