Home / 112,312.18-168,411.93-37,405.99

Finding the Fourth Proportional to 112,312.18, 168,411.93 and 37,405.99

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Solution

The fourth proportional to 112,312.18, 168,411.93 and 37,405.99 is: 56,090.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,312.18 : 168,411.93 = 37,405.99 : x
  2. Step 2: Convert to fraction form
    112,312.18/168,411.93 = 37,405.99/x
  3. Step 3: Cross multiply
    112,312.18x = 168,411.93 × 37,405.99
  4. Step 4: Simplify right side
    112,312.18x = 6,299,614,969.46
  5. Step 5: Solve for x
    x = 6,299,614,969.46/112,312.18
  6. Step 6: Final answer
    x = 56,090.22

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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.