Home / 84,154.86-116,130.51-52,316.46

Finding the Fourth Proportional to 84,154.86, 116,130.51 and 52,316.46

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Solution

The fourth proportional to 84,154.86, 116,130.51 and 52,316.46 is: 72,194.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,154.86 : 116,130.51 = 52,316.46 : x
  2. Step 2: Convert to fraction form
    84,154.86/116,130.51 = 52,316.46/x
  3. Step 3: Cross multiply
    84,154.86x = 116,130.51 × 52,316.46
  4. Step 4: Simplify right side
    84,154.86x = 6,075,537,181.19
  5. Step 5: Solve for x
    x = 6,075,537,181.19/84,154.86
  6. Step 6: Final answer
    x = 72,194.73

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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.