Home / 112,225.04-154,870.13-61,237.32

Finding the Fourth Proportional to 112,225.04, 154,870.13 and 61,237.32

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Solution

The fourth proportional to 112,225.04, 154,870.13 and 61,237.32 is: 84,507.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,225.04 : 154,870.13 = 61,237.32 : x
  2. Step 2: Convert to fraction form
    112,225.04/154,870.13 = 61,237.32/x
  3. Step 3: Cross multiply
    112,225.04x = 154,870.13 × 61,237.32
  4. Step 4: Simplify right side
    112,225.04x = 9,483,831,709.25
  5. Step 5: Solve for x
    x = 9,483,831,709.25/112,225.04
  6. Step 6: Final answer
    x = 84,507.27

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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.