Home / 157,869.55-236,816.34-52,688.35

Finding the Fourth Proportional to 157,869.55, 236,816.34 and 52,688.35

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Solution

The fourth proportional to 157,869.55, 236,816.34 and 52,688.35 is: 79,036.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,869.55 : 236,816.34 = 52,688.35 : x
  2. Step 2: Convert to fraction form
    157,869.55/236,816.34 = 52,688.35/x
  3. Step 3: Cross multiply
    157,869.55x = 236,816.34 × 52,688.35
  4. Step 4: Simplify right side
    157,869.55x = 12,477,462,207.64
  5. Step 5: Solve for x
    x = 12,477,462,207.64/157,869.55
  6. Step 6: Final answer
    x = 79,036.53

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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.