Home / 249,900.60-374,870.34-72,410.16

Finding the Fourth Proportional to 249,900.60, 374,870.34 and 72,410.16

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Solution

The fourth proportional to 249,900.60, 374,870.34 and 72,410.16 is: 108,620.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,900.60 : 374,870.34 = 72,410.16 : x
  2. Step 2: Convert to fraction form
    249,900.60/374,870.34 = 72,410.16/x
  3. Step 3: Cross multiply
    249,900.60x = 374,870.34 × 72,410.16
  4. Step 4: Simplify right side
    249,900.60x = 27,144,421,298.65
  5. Step 5: Solve for x
    x = 27,144,421,298.65/249,900.60
  6. Step 6: Final answer
    x = 108,620.87

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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.