Home / 74,095.35-102,254.05-45,409.46

Finding the Fourth Proportional to 74,095.35, 102,254.05 and 45,409.46

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Solution

The fourth proportional to 74,095.35, 102,254.05 and 45,409.46 is: 62,666.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,095.35 : 102,254.05 = 45,409.46 : x
  2. Step 2: Convert to fraction form
    74,095.35/102,254.05 = 45,409.46/x
  3. Step 3: Cross multiply
    74,095.35x = 102,254.05 × 45,409.46
  4. Step 4: Simplify right side
    74,095.35x = 4,643,301,193.31
  5. Step 5: Solve for x
    x = 4,643,301,193.31/74,095.35
  6. Step 6: Final answer
    x = 62,666.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.