Home / 112,332.60-155,017.53-61,350.03

Finding the Fourth Proportional to 112,332.60, 155,017.53 and 61,350.03

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Solution

The fourth proportional to 112,332.60, 155,017.53 and 61,350.03 is: 84,662.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,332.60 : 155,017.53 = 61,350.03 : x
  2. Step 2: Convert to fraction form
    112,332.60/155,017.53 = 61,350.03/x
  3. Step 3: Cross multiply
    112,332.60x = 155,017.53 × 61,350.03
  4. Step 4: Simplify right side
    112,332.60x = 9,510,330,116.03
  5. Step 5: Solve for x
    x = 9,510,330,116.03/112,332.60
  6. Step 6: Final answer
    x = 84,662.25

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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.