Home / 157,417.29-236,056.44-45,072.01

Finding the Fourth Proportional to 157,417.29, 236,056.44 and 45,072.01

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Solution

The fourth proportional to 157,417.29, 236,056.44 and 45,072.01 is: 67,588.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,417.29 : 236,056.44 = 45,072.01 : x
  2. Step 2: Convert to fraction form
    157,417.29/236,056.44 = 45,072.01/x
  3. Step 3: Cross multiply
    157,417.29x = 236,056.44 × 45,072.01
  4. Step 4: Simplify right side
    157,417.29x = 10,639,538,688.34
  5. Step 5: Solve for x
    x = 10,639,538,688.34/157,417.29
  6. Step 6: Final answer
    x = 67,588.12

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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.